cisco v 3.1 ccna sınavı semester 1 full sorular ve cevapları

ecco

1 Why were TCP/IP protocols developed?

To insure that error correction of each packet takes place.
*To allow cooperating computers to share resources across a network.
To allocate resources that are needed for operating a computer on a LAN.
To determine the "best path" decision making when forwarding packets of data.

2 Which of the following are functions of a web browser without the addition of plug-ins? (Choose three.)

updates IRQ's
*receives information
*requests information
*contacts web servers
displays flash animation
displays Quicktime movies

3 What is the numeric base of hexadecimal numbers?

Base 2
Base 8
Base 10
*Base 16
Base 32

4 In an 8 bit binary number, what is the total number of combinations of the eight bits?

128
254
255
*256
512
1024

5 Convert the decimal number 231 into its binary equivalent. Select the correct answer from the list below.

11110010
11011011
11110110
*11100111
11100101
11101110

6 Convert the hexadecimal number CD into its base 10 equivalent. Select the correct answer from the list below.

197
199
201
203
*205
207

7 Convert the hexadecimal number 19 into its base 10 equivalent. Select the correct answer from the list below.

19
91
52
* 25
36
63

8 Which of the following are popular web browsers? (Choose two.)

Acrobat
*Internet Explorer
Macromedia Flash
*Netscape Navigator
Quicktime
World Wide Web

9 Which of the following are valid hexadecimal numbers? (Choose three.)

* DEF3
1G45
*1F35
DH3F
* 453
X35F

10 What are the requirements for an Internet connection? (Choose three.)

remote host
* physical connection
* logical connection
local connection
* application

11 Which of the following interprets the data and displays the information in an understandable form for the user to see?

*application
protocol stack
remote devices
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logical connection
physical connection

12 Which of the following are considered to be "always on" services? (Choose two.)

* DSL
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ISDN
56kbps
* cable modem

13 Which of the following will test the internal loopback of a node?

ping 10.10.10.1
ping 192.168.1.1
* ping 127.0.0.1
ping 223.223.223.223
ping 255.255.255.255

14 If you perform a Boolean AND on the IP address 172.16.20.23 using the subnet mask of 255.255.248.0, which of the following is the subnetwork address?

172.16.0.0
*172.16.16.0
172.16.20.0
172.16.20.16
172.16.24.0

15 Which specialized equipment is used to make a physical connection from a PC to a network? (Choose two.)

router
*modem
CD Rom
* network interface card

16 When purchasing a NIC for a computer, which of the following factors need to be considered? (Choose three.)

*protocols
*system bus
brand of PC
web browser
*type of media used on the network

17 Which of the following describes a network interface card?

large circuit board that contains sockets for expansion cards
interface card capable of transferring more than one bit simultaneously and is used to connect external devices
*interface card inserted into a computer so that the computer can be connected to a network
interface card that can be used for parallel communication in which only 1 bit is transmitted at a time

18 Which statements best describe a physical connection? (Choose two.)

internet standard is TCP/IP
*could utilize modem or NIC
interprets data and displays information
*used to transfer data between PC and local network

19 Which device connects a computer with a telephone line by providing modulation and demodulation of incoming and outgoing data?

NIC
CSU/DSU
router
* modem
telco switch

20 Which phrases describe a byte? (Choose two.)

a single binary digit
*a grouping of eight binary digits
+5 volts of electricity
*a single addressable storage location
the value range from 0 to 127

21 Convert the Base 10 number 116 into its eight bit binary equivalent. Choose the correct answer from the following list:

01111010
01110010
*01110100
01110110
01110111
01010110

ecco

Which of the following types of networks pass a token sequentially to each host? (Choose two.)

Ethernet
*Token Ring
*FDDI
Frame Relay
ISDN

2 Which of the following are ways that bandwidth is commonly measured? (Choose three.)

GHzps
*kbps
*Mbps
Nbps
MHzps
*Gbps

3 Which of the following are typical features that determine throughput? (Choose two.)

types of passwords used on servers
type of Layer 3 protocol used
*network topology
length of the network cable
*number of users on the network

4 Which protocols are commonly part of the application layer of the TCP/IP model? (Choose three.)

*FTP
*DNS
UDP
TCP
*HTTP

5 Which of the following are data link layer encapsulation details? (Choose two.)

*Packets are put into frames.
Data is packaged into a packet.
Data is segmented into segments.
Data is converted for Internet travel.
*An address is added to identify the directly connected device.

6 Which device is used to connect LANs that are geographically separated?

hub
bridge
*router
repeater

7 Which of the following is the Layer 4 PDU?

bit
frame
packet
*segment

8 What is important to remember about the data link layer of the OSI model when considering Peer to Peer communication? (Choose three.)

It links data to the transport layer.
It encapsulates frames into packets.
*It provides a service to the network layer.
*It encapsulates the network layer information into a frame.
*Its header contains a physical address which is required to complete the data link functions.
It encodes the data link frame into a pattern of 1s and 0s (bits) for transmission on the medium.

9 Which of the following is true regarding network bandwidth?

Bandwidth is free.
*Bandwidth has capacity limits.
Bandwidth never increases.
Bandwidth is not a key factor in analyzing network performance.

10 Which of the following is the official name for the address assigned to each network interface card (NIC) by its manufacturer?

NIC address
*MAC address
IP address
Source Address

11 Which physical network topology uses a single backbone cable and connects all hosts directly to this cable?

ring
star
*bus
mesh

12 Which OSI and TCP/IP layer appears in both models yet has different functions in each?

transport
session
*application
Internet
physical

13 Which of the following topologies are considered logical topologies? (Choose two.)

bus
*token-passing
star
mesh
*broadcast
hierarchical

14 During the data encapsulation process, how is the data broken down by the transport layer?

packets
*segments
data bits
frames

15 Which of the following describe a LAN? (Choose two.)

*operates within a limited geographical area
provides dial-up connectivity
uses serial interfaces to allow operation at lower speeds
*connects physically adjacent devices
ensures single access to specialty hosts

16 Which of the following are considered valid types of VPNs? (Choose three.)

internal
* intranet
external
*extranet
local
*access

17 Which of the following physical topologies connects all cables to a central point of concentration?
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367

ring
*star
mesh
bus

18 Refer to the figure. What is the maximum possible throughput obtained end to end on this network when the user on Lab A communicates with the user on LAB D?

The maximum possible throughput is based on the largest connection, the T3.
*The maximum possible throughput is based on the smallest connection, the T1.
There is not enough data to determine the maximum possible throughput.
The maximum possible throughput is the T1 plus T3 speed divided by 2.

19 What is the name of the Layer 1 PDU?

segment
packet
frame
*bit

20 Which layer of the TCP/IP model encapsulates TCP segments into packets?

application
transport
*internet
network
physical

21 Which layer of the TCP/IP model deals with quality-of-service issues such as reliability, flow control, and acknowledgement?
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367

application
internet
* transport
network

22 From the following list, choose the data packaging type that is created at the data link layer during the data encapsulation process.

packets
segments
data bits
* frames

23 Refer to the following list. Choose the correct order of data encapsulation when a device sends information.
segments
bits
packets
data
frames


1 - 3 - 5 - 4 - 2
2 - 1 - 3 - 5 - 4
2 - 4 - 3 - 5 - 1
4 - 3 - 1 - 2 - 5
*4 - 1 - 3 - 5 - 2
3 - 5 - 1 - 2 - 4

ecco

1 Which combinations of charges will be repelled by electric force? (Choose two.)

neutral and neutral
neutral and positive
neutral and negative
*positive and positive
positive and negative
*negative and negative

2 Select the characteristics specified by 10BaseT. (Choose three.)

*twisted pair cable
T style connectors
*baseband transmission
10 gigabits per second data rate
*10 megabits per second data rate
decimal encoded data transmission

3 Which of the following are benefits of coaxial cable within a LAN environment? (Choose two.)

easier to install than UTP
* less expensive than fiber
*requires fewer repeaters than UTP
easily accommodates additions to network
faster transport speeds than fiber

4 Which of the following wireless standards increased transmission capabilities to 11 Mbps?

802.11a
*802.11b
802.11c
802.11d

5 When working with computer circuitry, what should technicians try to avoid?

electrical switch direction
electrostatic switch detector
electronic storage device
electronic series direction
*electrostatic discharge

6 What occurs when a voltage source is connected to a completed electrical circuit?

current will decrease in the circuit
resistance will increase in the circuit
resistance will decrease in the circuit
electrons will flow from the positive to the negative terminals
*electrons will flow from the negative terminal to the positive terminal

7 How is the current determined if the voltage and resistance of an electrical circuit are known?

Add the voltage and resistance.
*Divide the voltage by the resistance.
Divide the resistance by the voltage.
Multiply the voltage by the resistance.
Subtract the resistance from the voltage.
This problem cannot be solved with the given information.

8 What is the unit of measurement for electrical current?

volt
ohm
*ampere
watt
kilowatt

9 Which of the following is one of the biggest sources of connection problems in coaxial cable installations?

core conductor defects
*poor shield connections
poor core conductor connections
poor "T" connectors
open circuits

10 Which of the following materials severely restrict the flow of electrons?

conductors
ion solutions
semiconductors
*insulators
silicon based materials
carbon objects

11 What does UTP cable rely on to reduce signal degradation caused by EMI and RFI?

shielding
magnetism
*cancellation
insulation
properly grounded connections
RJ-45 connectors

12 Which cable connectors are used to connect a cable from a router's console port to a PC? (Choose two.)

RJ-11
RJ-12
*RJ-45
DB-8
*DB-9
DB-10

13 What is the maximum transmission rate of a device compliant with the basic 802.11a standard?

27 Mbps
*54 Mbps
81 Mbps
108 Mbps

14 Which of the following terms refers to electrical pressure?

ampere
*voltage
wattage
impedance
resistance

15 What is the most important property of the class of materials known as semiconductors?

A semiconductor has many free electrons.
A semiconductor is the best conductor of electricity.
A semiconductor has the ability to prevent the flow of free electrons.
*A semiconductor has the ability to precisely control the flow of electrons.
A semiconductor can change from insulator to resistor.

16 Which type of cable has the color of the wires in pins #1 and #2 on one end appear on the other end at pins #3 and #6, and vice-versa?

rollover cable
straight-through cable
*crossover cable
console cable
hub connector cable
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367

17 Which adapter is used to connect a cable from the console port of the router to a PC?

RJ-11 to DB-9
RJ-11 to RJ-45
RJ-12 to RJ-11
*RJ-45 to DB-9
RJ-45 to RJ-45
DB-9 to DB-9

ecco

1 Which of the following describes frequency?

length of each wave
height of each wave
* number of cycles each second
amount of time between each wave

2 Which of the following describe sine waves? (Choose three.)

They do not continuously vary with time.
* They repeat the same pattern at regular intervals.
* They occur naturally and change regularly over time.
They are artificially created and do not occur naturally.
* No two adjacent points on a graph have the same value.
They have continuously varying patterns that do not repeat.

3 Identify common ways in which the capacities of communication systems are measured? (Choose two.)

analog bandwidth
resistance capacity
carrier bandwidth
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polarity capacity
* digital bandwidth

4 Why would fiber optic installations be favored over copper between buildings? (Choose two.)

cheaper installation
larger media
* attentuation properties
* no electrical interference
easier termination and installation

5 How are binary ones and zeros represented in fiber optic installations? (Choose two.)

+5 volts/-5 volts
0 volts/5 volts
* light/no light
high to low electrical transition
low to high electrical transition
* increasing/decreasing light intensity

6 What are some of the factors that contribute to attenuation in a copper media? (Choose three.)

type of voltage used
* long cable lengths
jitter signal sent by the transmitting device
* defective connectors
* energy leaks through the insulation of the cable
low signal frequencies

7 What problems are associated with impedance mismatches in copper cabling? (Choose two.)

* jitter
signal absorption
termination of signals
* reflection
NEXT

8 What conditions are described when transmission signals from one wire pair affects another wire pair? (Choose two.)

* noise
resistance mismatch
jitter
* crosstalk
attenuation

9 What type of wiring problem is depicted in this sample of a cable tester?

a fault
a short
* an open
a split
a good map

10 What factors need to be considered to limit the amount of signal attenuation in long Ethernet cable runs? (Choose two.)

* type of media
number of users
type of users
* length of cable
type of electrical equipment

11 Which of the following are tests specified by the TIA/EIA-568-B standard for copper cable? (Choose three.)

signal harmonics
conductive response
* wire map
signal absorption
* insertion loss
* propagation delay

12 Which of the following describe amplitude?

* the height of each wave
the length of each wave
the number of waves each second
the amount of time between each wave

13 In a new network installation, the network administrator has decided to use a medium that is not affected by electrical noise. Which cable type will best meet this standard?

coaxial
screened twisted pair
shielded twisted pair
unshielded twisted pair
* fiber optic

14 Which of the following are true concerning crosstalk? (Choose three.)

** FEXT is less of a problem than is NEXT.
Using frequency step sizes that are larger than those specified by the TIA/EIA standard has no effect on link fault detection.
** A cable with a NEXT measurement of 30 dB would be considered a better cable than one which has a NEXT measurement of 10 dB.
** NEXT needs to be measured from each pair to each other pair in a UTP link, and from both ends of the link.
FEXT is determined by injecting a signal into a pair of wires and measuring the signal strength on the other end of the same pair of wire.

15 Which frequencies are used by a cable tester to measure attenuation?

the lowest frequencies that the cable is rated to support
* the highest frequencies that the cable is rated to support
frequencies from 20 Hz to 20 kHz in 20 Hz increments
10 kHz and 100 GHz

16 Which of the following are true about square waves? (Choose three.)

* They repeat the same pattern at regular intervals.
They continuously vary with time.
* They represent digital signals.
* They do not continuously vary with time.
They occur naturally and change regularly over time.
They represent analog signals.

17 What is the purpose of shielding in copper based media? (Choose two.)

* protect the data signal from noise generated by electrical signal within the cable
ground the cable and prevent electrical shocks
* protect the data signal from external sources of noise
decrease attenuation and increase the length possible for the cable run
ground the cable so that the zero volt reference point is accurate

18 Why are pulses important in digital communication?

create the timing mechanism for data transmission
* determine the value of the data being transmitted
damage data transmissions
signal collisions in data streams

19 Two wires from different wire pairs are connected to the wrong pins on both ends of a cable. What is the wire fault name for this connection?

open
short
* split-pair
transposed-pair

20 Which of the following are detected by the wire map test? (Choose three.)

near-end crosstalk (NEXT)
* opens
propagation delay
return loss
* reversed-pair faults
* short circuits

21 Which one of the following cable tests verifies that all eight wires are connected to the correct pins on both ends of the cable?

cable length
insertion loss
near-end crosstalk (NEXT)
propagation delay
return loss
* wire map test

22 To ensure reliable LAN communications, what should a technician be looking for when attaching connectors to the ends of UTP cable?

that the white-orange/orange pair is attached first
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* that the wire pairs remain twisted as much as possible
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that one end of the shield is properly ground but not the other
that 50 ohm termination resistors are on both ends

23 What types of shielding are used in shielded twisted-pair (STP) cable? (Choose two.)

insulating material
lexan infused
* braided conductive
* foil-screened
rubber molding

ecco

1 Which layer of the OSI model covers physical media?

* Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6

2 Which of the following companies are responsible for creating and implementing the first Ethernet LAN specifications? (Choose three.)

* Intel
Cisco
* Digital
* Xerox
Microsoft
Hewlett Packard

3 Which type of connector supports 100BASE-T Ethernet over Category 5e UTP?

BNC
* RJ-45
S/T MIC
RJ-46

4 In which of the following situations would a straight-through cable be used? (Choose three.)

router to router
router to PC
* router to switch
* PC to hub
switch to hub
* switch to PC

5 What are the reasons for the Four Repeater Rule of 10 Mbps Ethernet? (Choose two.)

to reduce total attenuation
to prevent microsegmentation
* to prevent late collisions
to prevent bit slippage
* to limit latency

6 Which of the following are benefits of wireless networks when compared to wired networks? (Choose two.)

higher data speeds
better security
* mobility
less expensive NIC cards
* no need to run cables to hosts
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367
no transceivers required

7 Which of the following are hub types? (Choose three.)

LAN
core
* active
* passive
* intelligent
convergent

8 Which of the following are other names for a hub? (Choose two.)

* concentrator
transceiver
switch
bridge
* multiport repeater
active host

9 Which of the following are benefits of peer-to-peer networks? (Choose three.)

centralized security
* easy to create
very scalable
* no centralized equipment required
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* centralized administrator not required
centralized control of assets

10 What are advantages of client/server networks? (Choose three.)

* centralized security
single point of failure
* centralized backups
lower operating costs
* enhanced network services
users control their own resources

11 What is the recommended maximum number of workstations configured on a peer-to-peer network?

25
15
* 10
5
2

12 What are the two basic functions of a switch? (Choose two.)

* switching data frames
cost effective operation
switching Layer 3 traffic
* build and maintain tables
isolating packets on the LAN

13 What must be connected to the DB-15 AUI port to provide connectivity for an RJ-45 terminated cable?

hub
joystick
* transceiver
router
WIC
NIC

14 At which layer of the OSI model is a NIC classified?

physical
* data link
network
transport

15 Which protocol is typically used to carry data over an ISDN B channel?

* PPP
SLIP
PAP
Frame Relay

16 An ISDN BRI connection is composed of how many bearer channels?

1
* 2
3
4

17 Which port on a router is used with a modem to make configuration changes?

Console
* Aux
BRI
Ethernet

18 What type of network cable is used between a terminal and a console port?

cross-over
straight-through
* rollover
patch cable

19 Which devices provide signal clocking for WAN serial transmission? (Choose two.)

switch
* DCE
server
DTE
* CSU/DSU

20 Which address does a bridge use to make filtering and switching decisions?

source MAC
source IP
* destination MAC
destination IP
network IP address

21 Which of the following are technologies used in wireless data transmission? (Choose two.)

Cat5
* IR
TIA/EIA
* RF
IEEE

22 In a UTP crossover cable, which pairs of pins are crossed? (Choose two.)

* 1 and 2
3 and 5
7 and 8
* 3 and 6
5 and 7
1 and 3

23 Which layer of the OSI model addresses cable and connector type?

application
presentation
transport
network
data link
* physical

24 What is the most widely used LAN technology?

FDDI
coaxial
* Ethernet
token-ring

25 Select the correct standards and pin locations for the Green/White and Green wire pair when building a crossover cable. (Choose two.)

* 568A = 1 and 2
568A = 3 and 6
568A = 4 and 5
568B = 1 and 2
* 568B = 3 and 6
568B = 4 and 5

ecco

CCNA 3.1 1.6 Exam

1
How is a MAC address represented?
four groups of eight binary digits separated by a decimal point
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367
four Base10 digits separated by a decimal point
six hexadecimal digits
*** twelve hexadecimal digits
twenty-four Base10 digits

2
Which of the following are specified by IEEE standards as sublayers of the OSI data link layer? (Choose two.)
*** Logical Link Control
Logical Layer Control
*** Media Access Control
Logical Link Communication
Media Access Communication
Physical Access Communication

3
Which of the following are features of a Token Ring network? (Choose two.)
*** collisionless environment
non-deterministic
*** deterministic
uses CSMA/CD
prone to collisions

4
Which ports on a hub forward traffic?
only to the port where the destination host resides
to the ports in all other collision domains
*** all ports except the originating port
all ports

5
Which characteristics of Ethernet contribute to its widespread use? (Choose three.)
*** ease of maintenance
collision free technology
*** scalability
*** low cost of installation
compatibility with 802.5 standard
collision avoidance capabilities

6
Ethernet standard specifications limit network service interruption. Select the items that describe the standards. (Choose three.)
minimum segment length
*** maximum segment length
minimum number of stations per segment
*** maximum number of stations per segment
minimum number of repeaters between segments
*** maximum number of repeaters between segments

7
What is the name of the Layer 2 Protocol Data Unit(PDU)?
packet
*** frame
bit
data
segment

8
What is the length of a MAC address?
8 bits
8 bytes
24 bits
24 bytes
*** 48 bits
48 bytes

9
Which of the following are the functions of CSMA/CD? (Choose three.)
*** transmitting and receiving data packets
releasing a token when the network is clear
*** detecting errors within data packets or on the network
passing a token to each station on the network
*** decoding data packets and checking them for valid addresses before passing them to the upper layers of the OSI model

10
In which two layers of the OSI model does Ethernet function? (Choose two.)
application
session
transport
network
*** data link
*** physical

11
Which statements below are true about Ethernet? (Choose three.)
addresses the needs of Layer 2 and Layer 3 of the OSI model
first released as a Xerox proprietary standard
*** essentially the same as 802.3 standards
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*** bandwidth can be increased without changing the underlying technology
essentially the same as 802.2 standards
X original idea developed at the University of Hawaii

12
Which options below are field names of a generic frame? (Choose three.)
IP header
voltage reference
*** data
description
*** length
*** frame check sequence

13
What does the word "Base" indicate in 10Base2?
The number standard used.
*** Baseband signaling is used.
Only a portion of the transmission medium is used.
Broadband signaling is used.

14
What happens on an Ethernet network after a collision occurs? (Choose three.)
*** A backoff algorithm is invoked and transmission is stopped.
Devices involved in the collision have a random period of time for priority retransmission of the damaged packet.
The devices involved in the collision release a token indicating the time each station may begin retransmitting.
*** The devices involved in the collision do not have priority to transmit data.
*** The devices with data to transmit return to a listen-before-transmit mode.
Transmit work will restart with the reissuance of all data.

15
After an Ethernet collision, when the backoff algorithm is invoked, which device has priority to transmit data?
the device involved in the collision with the lowest MAC address
the device involved in the collision with the lowest IP address
*** any device in the collision domain whose backoff timer expires first
those that began transmitting at the same time

16
Where does the MAC address originate?
DHCP server database
configured by the administrator
*** burned into ROM on the NIC card
network configuration on the computer
included in the creation of the processor chip

17
Which features describe the concept of Carrier Sense Multiple Access with Collision Detection? (Choose two.)
collisionless environment
*** non-deterministic
deterministic
*** uses first-come, first-served approach
uses a token to transmit data

18
Which of the following is included in the frame address field? (Choose two.)
source IP address
destination IP address
destination subnet mask
*** source MAC address
*** destination MAC address

ecco

1 Which of the following has limited the bandwidth of fiber based Ethernet? (Choose three.)

* emitter technology
absolute fiber light-carrying capacities
theoretical limits of fiber capacity
* fiber manufacturing processes
* detector technology
angles and curves in the fiber run

2 Which of the following are Fast Ethernet technologies? (Choose two.)

100BASE-5
100BASE2
1000BASE-F
* 100BASE-FX
* 100BASE-TX

3 Which media types can be used in an implementation of a 10BASE-T network? (Choose three.)

* Category 5 UTP
* Category 5e UTP
* Category 3 UTP
coaxial cable
multi-mode fiber
single mode fiber

4 Why would an organization choose to implement twisted pair cabling over coaxial cabling? (Choose two.)

* cheaper
* easier to install
proprietary
used in most older networks
easy to make wiring errors
no limitations to the length of each segment

5 For a network manager planning the installation of a new network, which of the following will be needed to implement a typical 10BASE-T network installation? (Choose three.)

RJ-11
BNC connectors
RJ-48 patch cables
* RJ-45 connectors
* Category 5 UTP cables
* hubs or switches

6 Which of the following Ethernet technologies are considered legacy Ethernet? (Choose three.)

* 10BASE2
* 10BASE5
* 10BASE-T
100BASE-T
100BASE-FX
100BASE-TX

7 Which of the following Ethernet technologies share the same timing parameters? (Choose three.)

* 10BASE2
* 10BASE5
* 10BASE-T
100BASE-TX
100BASE-FX
100BASE-RX

8 Which of the following common networking problems is eliminated when an Ethernet network uses separate transmit and receive wire pairs and a switched topology?
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367

* collisions on the physical bus
single segment distance limitations
the maximum bandwidth available on CAT 3 wiring
Multi-port bridge replication errors
CSCD/MA maximum repeater rules

9 Which class of repeater changes between one Ethernet implementation and another?

* Class I
Class II
Class III
Class IV
Class V

10 Which of the following best describes how the Gigabit Ethernet, Media Access Control method views the link?

ring
shared bus
* point-to-point
star
extended star

11 What is the maximum distance that 10BASE-T will transmit data before signal attenuation affects the data delivery?

* 100 meters
185 meters
300 meters
500 meters

12 Which of the following describe the Gigabit Ethernet bit patterns created at the physical layer?

pulses
triads
frames
* symbols
icons

13 What is the most important aspect to consider when designing a 10BASE-T architecture?

specifying the correct category of cable in the design
minimizing the number of switches in the design
maximizing the use of hubs
* minimizing the delay between distant stations

14 To make sure timing limitations are not violated when implementing a 10 Mbps Ethernet network involving hubs or repeaters, a technician should adhere to which rule?

the 4-5-3 rule
the 6-4-2 rule
the 3-4-5 rule
* the 5-4-3 rule

15 100BASE-TX operates in which transmission modes? (Choose two.)

reverse simplex
* full-duplex
* half-duplex
full-biplex
single phase biplex

16 Which of the following are common to all versions of Gigabit Ethernet? (Choose three.)

packet size
* frame format
medium
* timing
* transmission
wavelength

17 How does 1000BASE-T use the UTP wire pairs to accomplish transmission?

two pairs are used to transmit and two pairs are used to receive
one pair is used to transmit, one pair is used to receive, one pair is used for clocking, and one pair is used for error correction
* all four pairs are used in parallel by both hosts to transmit and receive simultaneously
two pairs of wires are used as in 10BASE-T and 100BASE-TX

ecco

1 Which switching mode describes a switch that transfers a frame as soon as the destination MAC address is read?

fragment-free
* cut-through
store-and-forward
latency forwarding

2 What does a switch broadcast to let other switches know of its existence on the LAN?

STP
STA
BDPU
BPU
* BPDU

3 Which of the following network types uses networking devices to extend the distances that cable can be run?

length/shared media
* extended shared media
point-to-point network
extended point-to-point network
multiple access/point-to-point


4 Which of the following is a term associated with replacing hubs with switches to increase the number of collision domains?

encapsulation
latency
* segmentation
layered model
broadcast domain
extended

5 While working on her computer, Mary noticed longer than normal network data transfers. Mary investigates the problem and notices that her co-worker John has been hosting an online video conference. What is the network probably experiencing?

collision storm
* broadcast storm
IP storm
data rain storm

6 Which of the following does a router use to make a forwarding decision?

* destination IP address
MAC address
source IP address
encapsulation address
default gateway

7 A network administrator has a multi-floor LAN to monitor and maintain. Through careful monitoring, the administrator has noticed a large amount of broadcast traffic slowing the network. Which device would you use to best solve this problem?

bridge
hub
* router
transceiver

8 What is a disadvantage of cut-through switching?

* no error checking
a decrease in error checking
decrease in number of collision domains
decrease in bandwidth
increased latency

9 Which of the following would alleviate the problem of excessive collisions in a LAN? (Choose two.)

* reduce the size of collision domains
reduce number of broadcast domains
add extra hubs
* add extra managed switches
add additional transceivers
increase the length of UTP cable runs

10 Which of the following protocols is used to eliminate loops?
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367

* STP
BDPU
UDP
EIGRP
learning

11 Which of the following are considered Layer 1 devices? (Choose two.)

router
switch
* repeater
bridge
* hub

12 Which of the following are not to be exceeded when implementing the 5-4-3-2-1 Rule? (Choose three.)

five broadcast domains
* four hubs
three routers
* three host segments
* one collision domain

13 Which of the following describes the concept of full-duplex mode?

traffic passing in one direction at a time with no collisions
traffic passing faster downstream than upstream
* traffic passing equally in both directions with no collisions
traffic passing faster upstream than downstream

14 Which switching mode results in the lowest amount of latency and provides no error checking?
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367

* cut-through
fragment-free
store-and-forward
synchronous

15 What impact does a bridge have on a network? (Choose two.)

reduces the number collision domains
* increases number of collision domains
adds additional broadcast domains
* has no impact on broadcast domains
reduces the length of the shared media

16 Which items are contributors to latency in a switched network? (Choose two.)

* circuit delays
* software delays
incorrect MAC addressing
too many collision domains


17 Which LAN devices make frame forwarding decisions based on MAC addresses? (Choose two.)

hub
router
* bridge
* switch
transceiver

18 What does a switch build as it reads MAC addresses that pass through it?

Routing Topology table
* Content Addressable Memory table
Store and Forward list
Cut-through domain
MAC Route Address table

19 What will a bridge do if it receives a frame with a MAC address that is not within the table?

discard frame
ignore frame
send frame to appropriate port
* send frame to all ports except source port

20 A switch reads the first 64 bytes of a data field and forwards data, before the entire data field has been read. Which switching method allows this?

store and forward
cut-through
* fragment-free
asymmetric
symmetric

21 Which switching method allows a switch to receive the entire frame before sending it out the destination port?

* store and forward
cut-through
fragment-free
asymmetric

22 What does a workstation broadcast to learn an unknown MAC address?

RARP request
* ARP request
STA request
STP request

23 Which LAN switching mode has the lowest latency?

* cut-through
fragment-free
latency forwarding
store-and-forward

ecco

1 What steps must occur for devices to communicate between different physical network segments? (Choose two.)

learning the IP address of the source device
* obtaining the MAC address of the intermediate device
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* transferring the data packets from one network segment to another to reach the destination host
obtaining the IP address of the local host

2 What should a system administrator consider when assigning an IP address to a network server? (Choose two.)

Servers should have addresses assigned dynamically through a DHCP.
* Servers with a dynamically assigned IP address would be difficult to locate on a network.
Servers with periodically changed IP addresses have little effect on a network.
* Servers should have IP addresses assigned statically by a network system administrator.

3 Several solutions have been developed to expand the number of IP addresses available for public use. Which technologies are solutions? (Choose three.)

DHCP
* classless interdomain routing
a new 64 bit addressing scheme
* Network Address Translation
* IPv6
IPv5

4 Which criteria identify a Class B address? (Choose two.)

decimal number in first octet between 127-191
decimal number in first octect between 128-192
* decimal number in first octect between 128-191
first bit of binary IP address is 0
* first two bits of binary IP address are 10
first three bits of IP binary address are 110

5 Which operations are performed by IP? (Choose three.)

* routing packets to remote hosts
providing a physical addressing scheme
defining frames
* defining packets
* transferring data between the internet layer and the network access layer
transferring data between the internet layer and the application layer

6 Name the protocols that operate at the transport layer of the TCP/IP model. (Choose two.)

* TCP
IP
* UDP
FTP
NDS
IPX

7 Which of the following are TCP services? (Choose three.)

address resolution
* end-to-end communication
* flow control
* reliability of data delivery
path determination
data representation

8 Which OSI layers relate to the network access layer of the TCP/IP model? (Choose two.)

transport
* physical
session
network
* data link
application

9 Which model would a networking professional use to better understand the data communication process?

* OSI model
IEEE model
ANSI model
Internetworking model

10 Which TCP/IP model layer supports both LAN and WAN technologies?

* network access layer
internet layer
transport layer
application layer

11 Which layer is considered to be the host-to-network layer of the TCP/IP model?

application
presentation
transport
* network access
data link
internet

12 Which of the following would be a function of ICMP?

* It provides control and messaging capabilities.
It provides address resolution services.
It supports e-mail functionality.
It enables file transfer between hosts.
It allows remote login to distant hosts.

13 Which TCP/IP layer provides services that support a logical connection between the sending and receiving hosts?

application
network
IP
* transport
presentation
session

14 In the network shown in the accompanying graphic, where would it be appropriate to use private addressing ?

only area a
only area b
only area c
areas a and b
* areas a and c
areas a and b and c

15 In what ways are the TCP/IP and OSI models the same? (Choose three.)

* Both have an application layer.
Both have a physical layer.
Both assume circuit-switched networks.
Both have network access and data-link layers.
* Both have similar transport and network layers.
* Both assume packet-switched networks.

16 What organization developed the TCP/IP reference model?

Internet Engineering Task Force (IETF)
National Intstitute of Standards and Technology (NIST)
Department of the Navy (DoN)
* Department of Defense (DoD)
Massachusetts Institute of Technology (MIT)
Stanford University

17 How would you explain to a client that IP is unreliable?

It offers a best chance attempt of routing data, but usually delivers data to remote hosts without a problem.
* It performs no error checking and correction services, relying on the upper layers for those services.
It simply broadcasts the data out on all available paths, thus ensuring delivery.
When applied in self-healing networks, it is mostly reliable.
It uses a best guess algorithm to route and deliver data, resulting in a robust network.

18 Which of the following are included in the TCP/IP application layer? (Choose three.)

UDP
* SNMP
Netware / IPX
* TFTP
* FTP
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NOS

19 How many usable hosts are available given a Class C IP address with the default subnet mask?

* 254
255
256
510
511
512

20 Which subnet mask would be assigned to the network address of 192.168.32.0 to provide 254 useable host addresses per subnetwork?

255.255.0.0
* 255.255.255.0
255.255.254.0
255.255.248.0

21 What is the network broadcast address for a Class C address of 192.168.32.0 with the default subnet mask?

192.168.0.0
192.168.0.255
192.168.32.0
192.168.32.254
* 192.168.32.255

22 What subnet mask would a network administrator assign to a network address of 128.128.32.0 to create at least 1000 host addresses per network?

255.255.0.0
255.255.248.0
* 255.255.252.0
255.255.254.0
255.255.255.0

ecco

1 Which of the following is the address that is changed when a frame is received at a router interface?

IP address
IPX address
* MAC address
Port address

2 Which of the following OSI layers offers reliable, connection-oriented data communication services?
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session
* transport
network
data link

3 Which IP packet field will prevent endless loops?

type-of-service
identification
flags
* time-to-live
header checksum

4 Which processes occur each time a packet is switched from one router interface to another? (Choose two.)

* encapsulation
ARP
RARP
* de-encapsulation
circuit switching
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FastForward switching

5 Which of the following are routed protocols? (Choose three.)

* IP
BGP
* XNS
RIP
OSPF
* DECnet

6 Which of the following describes path determination at the network layer?

router compares available ARP table information to select the best path
router uses routed protocol to determine the best path for data transmission
* router compares available routing table information to select the best path
router uses a routing protocol to compare LAN equipment to route data through
switch compares available routing table information to select the best path

7 What do routers use to exchange topological information?

protocol styles
* routing protocols
MAC addresses
RARP addresses
network topologies

8 Which of the following are metrics used with routing protocols? (Choose three.)

algorithm
* delay
convergence
* cost
* reliability
optimization

9 Which of the following are link-state routing protocols? (Choose two.)

RIPv1
IGRP
* OSPF
* IS-IS
EIGRP
RIPv2

10 Which of the following are benefits of subnetting? (Choose three.)

* smaller broadcast domains
larger collision domains
* low-level security provided
fewer broadcast domains
* increased address flexibility
larger broadcast domains

11 Given a host with the IP address 172.32.65.13 and a default subnet mask, to which network does the host belong?

172.32.65.0
172.32.65.32
* 172.32.0.0
172.32.32.0

12 A small company has a class C network license and needs to create five usable subnets, each subnet capable of accommodating at least 20 hosts. Which of the following is the appropriate subnet mask?

255.255.255.0
255.255.255.192
* 255.255.255.224
255.255.255.240

13 How many bits are available for Class B host IP addresses using the default subnet mask?

1
4
8
14
* 16
24

14 Which two statements are accurate about subnet addressing? (Choose two.)

Host bits are all equal to 1 in the network address.
* Host bits of the network address are all equal to 0.
Network address host bits are equal in value to the value of the fourth octet of the subnet mask.
* Host bits of the broadcast address are all equal to 1.
Host bits of the broadcast address are all equal to 0.
Host bits of the broadcast address are equal in value to the value of the fourth octet of the subnet mask.

15 How many usable subnets are created by applying the subnet mask 255.255.255.0 to a Class B network?

256
255
* 254
512
511
510

16 Which process do routers use to determine the subnet network address based upon a given IP address and subnet mask?

binary adding
hexadecimal anding
binary division
binary multiplication
* binary ANDing

17 Which statements describe the effect a broadcast storm has on networking equipment? (Choose two.)

* Switches forward broadcast storms.
* By default, routers do not forward broadcast storms.
Switches provide security and bandwidth control to overcome broadcast storms.
Routers forward broadcast storms.

18 What information is listed in routing tables? (Choose three.)

* protocol types
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367
encapsulations
* metrics
MAC addresses
inbound interfaces
* outbound interfaces

19 Which routing metric is used by RIPv1?

bandwidth
load
delay
reliability
* hop count
cost

20 Which statements describe Layer 2 and Layer 3 packet address changes as the packet traverses from router to router? (Choose two.)

Layer 3 header is removed and replaced at every Layer 3 device.
Layer 2 and Layer 3 addresses do not change when the packet traverse.
* Layer 3 source and destination addresses do not change when the packet traverse.
* Layer 2 frame header and trailer are removed and replaced at every Layer 3 device.
Layer 2 source and destination addresses do not change when the packet travels.

21 What are the differences between routers and switches? (Choose two.)

Routers and switches operate exactly the same.
* Routers make forwarding decisions using IP addresses, but switches use MAC addresses.
Routers forward broadcasts and switches do not.
* Switches forward broadcasts and routers do not.
Routers operate faster than switches.
Switches provide more security than routers.

22 What are two functions of a routing protocol? (Choose two.)

defines the format and use of the fields within a packet
* provides processes for sharing route information
* communicates with other routers
provides MAC address information that allows a router to forward data over a WAN
determines the OUI

23 Which of the following describes IP?

IP is the primary layer 4 protocol used on the Internet.
IP is a reliable protocol.
* IP is a connectionless protocol.
IP is designed to operate over Ethernet.

24 How many usable class C subnetworks are created with a subnet mask of 255.255.255.224?

1
2
3
4
5
* 6

25 Company XYZ uses a network address of 192.168.4.0. It uses the mask of 255.255.255.224 to create subnets. What is the maximum number of usable hosts in each subnet?

6
14
* 30
62

26 Which are the network and broadcast addresses when given an IP host address of 198.101.6.55/28? (Choose two.)

198.101.6.0
198.101.6.32
* 198.101.6.48
198.101.6.57
* 198.101.6.63
198.101.6.255

ecco

1 Which of the following characteristics of TCP is provided by windowing?

connectionless data transport
flow control *
well-known ports
best-effort delivery
2 Which of the following protocols operate at the application layer of the OSI model? (Choose two.)

FTP *
TCP
UDP
HTTP *
3 Which port numbers are commonly assigned for FTP use? (Choose two.)

19
20 *
21 *
22
4 Which protocol is used to transfer files from computer to computer but is considered connectionless?
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367

FTP
TFTP *
SNMP
TCP
DHCP
5 What are the features of the User Datagram Protocol (UDP). (Choose three.)

no guaranteed delivery of datagrams *
connection-oriented
provides reliable full-duplex data transmission
reliability provided by the application layer *
connectionless *
utilizes sliding windowing techniques
6 Which protocol can be used to load or retrieve Cisco IOS images to or from a router?

SNMP
TFTP *
UDP
TCP
7 During data transfer, what are the main responsibilities of the receiving host? (Choose two.)

throughput
encapsulation
acknowledgment *
bandwidth
segmentation
reassembly *
8 Which of the following services is used to translate a web address into an IP address?

DNS *
WINS
DHCP
Telnet
9 Which SNMP component is responsible for using the majority of memory resources?

network management system *
agents
managed devices
secure ports
10 What does TCP use to begin the three-way handshaking process?

The destination host sends an ACK segment.
The sending host sends a SYN segment. *
The sending host sends a SYN and ACK segment.
The destination host sends a SYN segment.
11 Which of the following SNMP components would a router be considered?

network management system
agents
managed devices *
secure ports
12 Which of the following describes the operation of TCP window size?

Window size increases as all data transfers.
Window size is the TCP process used prepare data for transmission.
Window size is decreased if packets are lost. *
Window size of 15 means that the next byte expected is byte number 15.
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367
13 End systems use port numbers to select the proper application. What is the smallest port number that can be dynamically assigned by a host system?

1
64
128
256
512
1024 *
14 Which of the following are components of SNMP? (Choose three.)

network management system *
protocol analyzer
managed devices *
secure ports
agents *
protocol inspector
15 Which of the following protocols use TCP? (Choose two.)

FTP *
DHCP
TFTP
HTTP *
SYN

16 What is the purpose of TCP/UDP port numbers?

indicate the beginning of a three-way handshake
reassemble the segments into the correct order
identify the number of data packets that may be sent without acknowledgment
track different conversations crossing the network at the same time *
17 Which TCP/IP layer is responsible for dialog control?

application *
presentation
session
transport
18 At which layer of the TCP/IP model does Telnet operate?

application *
presentation
session
transport
internet
network access
19 Which application layer protocol allows network devices to exchange management information?

SMTP
SNMP *
FTP
TFTP
EIGRP
20 Which protocols can be used to transfer files between systems? (Choose two)

TFTP *
DNS
SNMP
FTP *
DHCP
21 Which protocol is used by e-mail servers to communicate with each other?

FTP
HTTP
TFTP
SMTP *
POP
SNMP
22 Which protocol is used by FTP to transfer files over the Internet?

TCP *
SMTP
UDP
SNMP
23 Which acknowledgement number should be sent by the receiver shown in the graphic?

3
4
6
7 *
9
12
24 Which features allow TCP to reliably and accurately transport and regulate the flow of information from source to destination? (Choose three.)

sliding windows *
buffers
asynchronization
sequencing numbers *
acknowledgments *
segmentation
25 TCP/IP connection-oriented sessions begin with a three-way handshake. Which items describe the handshake process? (Choose three.)

acknowledge *
synchronize *
encapsulate
negotiate *
create
propagate
26 Which type of institution does the domain suffix .org represent?

government
education
network
non-profit *

ecco

1 Convert the binary number 10111010 into its hexadecimal equivalent. Select the correct answer from the list below.

85
90
* BA
A1
B3
1C

2 Convert the Hexadecimal number A2 into its Base 10 equivalent. Select the correct answer from the list below.

156
158
160
* 162
164
166

3 Select the necessary information that is required to compute the estimated time it would take to transfer data from one location to another. (Choose two.)

* file size
data format
network in use
type of medium
* bandwidth of the link

4 Using the data transfer calculation T=S/BW, how long would it take a 4MB file to be sent over a 1.5Mbps connection?

52.2 seconds
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* 21.3 seconds
6.4 seconds
2 seconds
0.075 seconds
0.0375 seconds

5 What are features of the TCP/IP Transport layer? (Choose two.)

path determination
handles representation, encoding and dialog control
* uses TCP and UDP protocols
packet switching
* reliability, flow control and error correction

6 Which combinations of charges will be repelled by electric force? (Choose two.)

neutral and neutral
neutral and positive
neutral and negative
* positive and positive
positive and negative
* negative and negative

7 Which of the following are considered the best electrical conductors for use in data network communications? (Choose three.)

glass fibers
* copper
* gold
plastic
silicon
* silver

8 During cable testing, which of the following are used to calculate the information carrying capacity of a data cable? (Choose two.)

bit speed
* attenuation
wire map
saturation limit
* analog bandwidth

9 The highest capacity Ethernet technologies should be implemented in which areas of a network? (Choose three.)

between workstation and backbone switch
between individual workstations
* between backbone switches
* between enterprise server and switch
* on aggregate access links

10 What device must be used between an AUI port of a networking device and the media to which it is being connected?

a transducer
a transmitter
* a transceiver
a transponder
a port replicator

11 An ISDN Basic Rate Interface (BRI) is composed of how many signaling channels?

* 1
2
3
4

12 Which of the following items are common to all 100BASE technologies? (Choose three.)

* frame format
media
connectors
* timing
* multi-part encoding

13 Which of the following does 1000BASE-T use to accomplish gigabit speeds on Cat 5e cable?

the use of four conductors in full-duplex mode
the use of two multiplexed pairs of wires, simultaneously
the use of three pairs of wires for data and the fourth for stabilization and forward error correction
* the use of all four pairs of wires in full-duplex mode, simultaneously

14 For which of the following is Ethernet considered the standard? (Choose three.)

* inter-building connection
mid-length voice
video conferencing
* vertical wiring
* horizontal wiring
diagonal wiring

15 John has been hired as the network administrator of a local company and has decided to add more hubs to the company's existing network. Which of the following has been caused by John's inexperience?

* collision domain extended
an increased number of collision domains
increased network performance
increased bandwidth
extended bandwidth

16 "CompA" is trying to locate a new computer named "CompB" on the network. Which of the following does "CompA" broadcast to find the MAC address of "CompB"?

MAC request
* ARP request
ping
Telnet
proxy ARP

17 Which of the following is a term associated with replacing hubs with switches to increase the number of collision domains?

encapsulation
latency
* segmentation
layered model
broadcast domain
extended

18 The accumulation of traffic from which of the following can cause a network condition called broadcast radiation? (Choose three.)

anonymous FTP servers
telnet sessions
* video over IP applications
NAS services
* ARP requests
* RIP updates

19 Which of the following describes the use of Spanning Tree Protocol (STP)?

resolve routing loops
eliminate Split Horizon errors
limit collisions
* resolve switching loops

20 Which term describes an ARP response by a router on behalf of a requesting host?

ARP
RARP
* Proxy ARP
Proxy RARP

21 Which OSI layer encapsulates data into packets?

session
transport
* network
data link

22 Which OSI layer defines the functions of a router?

physical
data link
* network
transport
session

23 Which of the following are Cisco proprietary routing protocols? (Choose two.)

RIPv2
* IGRP
OSPF
BGP
RIPv1
* EIGRP

24 A company with a Class B license needs to have a minimum of 1,000 subnets with each subnet capable of accommodating 50 hosts. Which mask below is the appropriate one?

255.255.0.0
255.255.240.0
255.255.255.0
* 255.255.255.192
255.255.255.224

25 A small company has a class C network license and needs to create five usable subnets, each subnet capable of accommodating at least 20 hosts. Which of the following is the appropriate subnet mask?

255.255.255.0
255.255.255.192
* 255.255.255.224
255.255.255.240

ecco

26 When a network administrator applies the subnet mask 255.255.255.248 to a Class A address, for any given subnet, how many IP addresses are available to be assigned to devices?

1022
510
254
126
30
* 6

27 If a network administrator needed to download files from a remote server, which protocols could the administrator use to remotely access those files? (Choose two.)

NFS
ASCII
* TFTP
IMAP
* FTP
UDP


28 What is established during a connection-oriented file transfer between computers? (Choose two.)

a temporary connection to establish authentication of hosts
* a connection used for ASCII or binary mode data transfer
a connection used to provide the tunnel through which file headers are transported
a command connection which allows the transfer of multiple commands directly to the remote server system
* a control connection between the client and server

29 Which of the following protocols are used for e-mail transfer between clients and servers? (Choose three.)

TFTP
SNMP
* POP3
* SMTP
* IMAP4
postoffice

30 What type of wiring problem is depicted in this sample of a cable tester?

a fault
a short
* an open
a split
a good map

31 Which layer of the OSI model covers physical media?

* Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6

32 What type of network cable is used between a terminal and a console port?

cross-over
straight-through
* rollover
patch cable

33 What does the "10" in 10Base2 indicate about this version of Ethernet?

The version uses Base10 numbering within the frames.
* The version operates at a transmission rate of 10 Mbps.
Frames can travel 10 meters unrepeated.
The maximum frame length is 10 octets.


34 How is a MAC address represented?

four groups of eight binary digits separated by a decimal point
four Base10 digits separated by a decimal point
six hexadecimal digits
* twelve hexadecimal digits
twenty-four Base10 digits

35 To make sure timing limitations are not violated when implementing a 10 Mbps Ethernet network involving hubs or repeaters, a technician should adhere to which rule?

the 4-5-3 rule
the 6-4-2 rule
the 3-4-5 rule
* the 5-4-3 rule

36 Which of the following wireless standards increased transmission capabilities to 11 Mbps?

802.11a
* 802.11b
802.11c
802.11d
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37 Which protocol functions at the internet layer of the TCP/IP protocol suite?

File Transfer Protocol (FTP)
Trivial File Transfer Protocol (TFTP)
Transmission Control Protocol (TCP)
* Internet Protocol (IP)
User Datagram Protocol (UDP)
Simple Mail Transport Protocol (SMTP)

38 Which of these workstation installation and setup tasks are concerned with network access layer functions? (Choose two.)

configuring the e-mail client
* installing NIC drivers
configuring IP network settings
* connecting the network cable
using FTP to download application software updates

39 Which part of an IP address identifies a specific device on a network?

first two octets
third and fourth octets
network portion
* host portion
only the fourth octet

40 Which of the following are features of the Internet Protocol (IP)? (Choose two.)

* It is the most widely implemented global addressing scheme.
It allows two hosts to share a single address on a local area network.
* It is a hierarchical addressing scheme allowing addresses to be grouped.
It is only locally significant, used primarily on local area networks.

41 In a new network installation, the network administrator has decided to use a medium that is not affected by electrical noise. Which cable type will best meet this standard?

coaxial
screened twisted pair
shielded twisted pair
unshielded twisted pair
* fiber optic

42 What is the recommended maximum number of workstations configured on a peer-to-peer network?

25
15
* 10
5
2

43 What is the maximum distance that 10BASE-T will transmit data before signal attenuation affects the data delivery?

* 100 meters
185 meters
300 meters
500 meters

44 Which type of institution does the domain suffix .org represent?

government
education
network
* non-profit

45 Which of the following services is used to translate a web address into an IP address?

* DNS
WINS
DHCP
Telnet

46 Which part of the URL http://www.awsb.ca/teacher gives the name of the domain?
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367

www
http://
/teacher
* awsb.ca

47 Which of the following will test the internal loopback of a node?

ping 10.10.10.1
ping 192.168.1.1
* ping 127.0.0.1
ping 223.223.223.223
ping 255.255.255.255

48 Which of the following is the Layer 4 PDU?

bit
frame
packet
* segment

49 Which of the following are small, discrete components found within a personal computer? (Choose three.)

* transistor
microprocessor
power supply
* capacitor
* light emitting diode
hard disk

50 What is important to remember about the data link layer of the OSI model when considering Peer to Peer communication? (Choose three.)

It links data to the transport layer.
It encapsulates frames into packets.
* It provides a service to the network layer.
* It encapsulates the network layer information into a frame.
* Its header contains a physical address which is required to complete the data link functions.
It encodes the data link frame into a pattern of 1s and 0s (bits) for transmission on the medium.

51 Which of the following are useable Class A IP addresses with a default subnet mask? (Choose three.)

127.0.39.1
* 111.9.28.30
* 123.1.2.132
128.50.38.2
* 105.1.34.1
0.23.92.3

ecco

Which of the following OSI layers offers reliable, connection-oriented data communication services?

application

presentation

session

*transport

network
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2
Router interface Ethernet 0 has been assigned the IP address 10.172.192.168 255.255.255.240. What is the network IP address of this interface?

10.0.0.0

10.172.0.0

10.172.192.0

*10.172.192.160

10.172.192.168

10.172.192.175
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3
Examine the graphic with current configurations. The New York Offices of ABC Company recently upgraded the computers in the administrative office. Shortly after the upgrade, Host A in the clerical office failed and was replaced with one of the retired administrative office computers. However, the computer can not access the company network in the new location. What is the likely cause of this network access issue for Host A?

MAC address incorrectly entered

*default gateway incorrectly entered

subnet mask incorrectly entered

IP address incorrectly entered
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367



4
Which of the following increases the potential for a collision to occur?

the use of an active hub instead of an intelligent hub

the use of an intelligent hub instead of an active hub

a reduction in the number of devices attached to the hub

*an increase in the number of devices attached to the hub *
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5
What is attenuation?

opposition to the flow of current

Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367
measurement of electrical signals relative to time

*degradation of a signal as it travels along the medium

amount or volume of traffic that is flowing on the medium
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6
Two peer hosts are running applications that exchange data using UDP. During the current session, a datagram fails to arrive at the destination. What is true concerning the retransmission of the datagram?
Kaynak: Wardom http://www.wardom.com.tr/showthread.php?t=74367

Datagram retransmission occurs when the retransmission timer expires in the source host.

Datagram retransmission occurs when the retransmission timer expires in the destination host.

*Datagram retransmission is controlled by the application layer protocol.

Datagram retransmission involves only the data with sequence numbers equal to or higher than the sequence number of the current datagram.
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7
What is significant about the ping 127.0.0.1 command?

*It verifies the operation of the TCP/IP protocol stack on a host and is called an internal loopback test.

It verifies connection to the remote host with the IP address 127.0.0.1.

It verifies whether the router that connects the local network to other networks can be reached.

It verifies the route packets take between the local host and the host with the IP address 127.0.0.1.

8
Which LAN switching mode has the highest latency?

fast forward

fragment-free
latency forwarding
*store-and-forward
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9
Which of the following application layer protocols use UDP segments? (Choose two.)

*DNS

FTP

Telnet

*TFTP

SMTP
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10
Which cable specifications are indicated by 100BASE-T?

100-Mbps transmission speed, baseband signal, coaxial cable

100-Mbps transmission speed, broadband signal, twisted-pair cable

*100-Mbps transmission speed, baseband signal, twisted-pair cable

Equal to 10-Gbps transmission speed, baseband signal, twisted-pair cable
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11
When is a crossover cable used in a network?

when connecting a host to the router console port

when connecting a host to a switch

*when connecting a host to a host

when connecting a switch to a router

12
Refer to the graphic. What must be configured on Host A to allow it communicate with the e-mail server? (Choose three.)

IP address *

subnet mask *

default gateway *

router name

switch name

NetBIOS name address
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13
Which cable diagram displays the end to end pinout for a crossover cable used with Cisco devices?

Cable A

Cable B

*Cable C

Cable D
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14
Which type of address is 192.168.17.134/29?

*host address

network address

broadcast address

multicast address

15
How many collision domains are shown in the diagram?

three

four

five

six

*seven

eight
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16
When is a straight-through cable used in a network?

when connecting a router through the console port

when connecting one switch to another switch

*when connecting a host to a switch

when connecting a router to another router
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17
How does network cable length affect attenuation?

Category 5 cable that is run in metal conduit has the highest attenuation in the shortest distance.

Shorter cable lengths have greater signal attenuation.

*Longer cable lengths have greater signal attenuation.

The length of the cable has no effect on signal attenuation.

18
Which of the following statements are correct about CSMA/CD? (Choose three.)

It is a media access method used in LANs. *

It is a media access method used in FDDI WANs.

When a device needs to transmit, it checks to see if the media is available. *

A device sends data without checking media availability because all devices have equal access. Multiple devices can successfully transmit simultaneously.

*Only one device can successfully transmit at a time.
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19
Which of the following must be present for current to flow? (Choose three.)

*closed loop

bit-generating device

insulating material

*source of voltage

*load

switch
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20
If Host A pings Host B through a newly installed switch with no entries in the MAC address table, which stations will receive the ping packet?

B only

A and B

B and switch

A, B, and switch

B, C, D, and switch *

A, B, C, D, and switch


21
Which devices shown in the graphic must have a MAC address?

only PC

only router

PC and router

PC, hub, and router

*PC, printer, and router
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22
What kind of connection is represented in the graphic?

*console connection

Ethernet connection

ISDN connection

leased line connection
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23
Which of the following is the decimal representation of the binary number 11010011?

203

204

*211

212
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24
Which type of cable is required to make a connection between a router console port and a PC COM port?

straight-through cable

crossover cable

*rollover cable

DB-9 cable

coaxial cable

25
Determine the number of useable networks and hosts for the IP address 192.168.50.0/27

4 networks / 62 hosts

6 networks / 64 hosts

32 networks / 8 hosts

*6 networks / 30 hosts

8 networks / 32 hosts

2 networks / 8 hosts
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