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CCNA V.4 – FINAL EXAM –

1) What information within a data packet does a router use, by default, to make forwarding decisions?

( the destination MAC address

the destination IP address

the destination host name

the destination service requested

2) What are two examples of storage peripheral devices? (Choose two.)

printer

( flash drive

headphones

( external DVD

barcode reader

3) What layer is the first point of entry for a host into the network?

core layer

( access layer

network layer

distribution layer

4) Within a local network, which two items must be unique on a computer for it to successfully connect to the network? (Choose two.)

( IP address

subnet mask

( computer name

default gateway address

operating system version

5) What is a service pack?

an access policy

an agreement between a company and a vendor

a piece of code created to fix one specific problem

( a collection of patches and updates released by a vendor

a small piece of software designed specifically for security issues

6)

Refer to the graphic. Based on the configuration information that is shown, which three types of 802.11 networks are allowed access to the WLAN? (Choose three.)

802.11a

( 802.11b

802.11e

( 802.11g

( 802.11n

802.11x

7) When considering the purchase of a new operating system, what is meant by "Total Cost of Ownership?"

applications and support costs

hardware and support costs

hardware and software costs

( hardware, software, and support costs

hardware, operating system, and applications costs

8) Identify two causes of physical layer network problems. (Choose two.)

logical addressing issues

( improperly terminated cables

( cables plugged into wrong ports

incorrect MAC address assigned

packets received out of sequence

incorrect subnet mask on an interface

9) Which installation option should be chosen when the current operating system is too damaged to work properly?

upgrade

multi-boot

( clean install

virtualization

10)

Refer to the graphic. What is the purpose of assigning a Network Name of Academy?

( It identifies the wireless LAN.

It translates IP addresses into easy-to-remember domain names.

It encrypts data between the wireless client and the access point.

It allows access to the AP configuration GUI by name rather than address.

It translates an internal address or group of addresses into an outside, public address.

11) What are two advantages of purchasing a custom-built computer? (Choose two.)

usually a lower cost

no waiting period for assembly

( user can specify higher performance components

( supports higher-end graphics and gaming applications

fewer components to replace

12) A wireless DHCP client cannot connect to the Internet through a Linksys integrated router. When you type ipconfig on the host, no IP address, subnet mask, or default gateway shows. What are two of the first things you will check? (Choose two.)

( SSID

( if the wireless client is configured for DHCP

the cable between client and integrated router

the firewall configuration on the integrated router

if the correct default gateway is configured on the client

if the correct default gateway is configured on the integrated router

13) What does the term "attenuation" mean in data communication?

( loss of signal strength as distance increases

time for a signal to reach its destination

leakage of signals from one cable pair to another

strengthening of a signal by a networking device

14) A host sent a message that all other hosts on the local network received and processed. What type of domain are all these hosts a part of?

local domain

multicast domain

collision domain

( broadcast domain

15)

Refer to the graphic. What is the effect of setting the security mode to WEP on the Linksys integrated router?

It identifies the wireless LAN.

It allows the access point to inform clients of its presence.

It translates IP addresses into easy-to-remember domain names.

( It encrypts data between the wireless client and the access point.

It ensures that only authorized users are allowed access to the WLAN.

It translates an internal address or group of addresses into an outside, public address.

16) A network host is accessing a web server. What two protocols are most likely being used as the TCP/IP model application layer protocol and the internetwork layer protocol? (Choose two.)

IP

FTP

( TCP

DHCP

( HTTP

17) Which two statements correctly describe Media Access Control (MAC) addresses? (Choose two.)

( MAC addresses are used to identify a specific NIC.

MAC addresses are physical addresses.

( MAC addresses contain a network number and unique host identification.

MAC addresses are always assigned to network devices by a network administrator.

MAC addresses can be dynamically assigned.

18)

Refer to the graphic. What feature can be installed on the Linksys integrated router to convert private IP addresses to Internet-routable addresses?

authentication

DHCP

encryption

firewall

( NAT

WEP

19)

Refer to the graphic. Assume that the exhibited output is from a host that is connected to a Linksys integrated router. What is one of the first things you should check?

IP address on the host

IP address on the router

subnet mask on the host

default gateway on the host

( link status LED on the front of the router

20) What action will a router take when it receives a frame with a broadcast MAC address?

( It will not forward the frame to another network.

It forwards the frame back to the sending host with its IP address as a response.

It forwards the frame out of all interfaces except the interface where the frame was received.

It forwards the frame back out the receiving interface to insure all hosts on the local network receive it.

21) Which part of the electromagnetic spectrum is commonly used to exchange data between a PDA and a computer?

FM

radar

( infrared

ultraviolet

22) Which wireless protocol is used for encryption?

EAP

Open

PSK

( WEP

23) What are the two possible values for a digital bit? (Choose two.)

( 0

( 1

A

F

#

9

24) A computer joins the network and announces itself to all hosts on the LAN. What type of message does the computer send out?

( broadcast

simulcast

multicast

unicast

25) For the second time in a week, workstations on a LAN are not able to log into the server. The technician fixed the problem the first time, but cannot remember the steps taken to solve it. What aspect of the troubleshooting process has the technician neglected?

identifying the problem

asking end-users questions

( documenting the troubleshooting process

using structured techniques to solve a problem

26) What type of computer would most likely use a docking station?

( laptop

server

desktop

mainframe

workstation

27) The area covered by a single AP is known as what?

ad-hoc network

( basic service set

independent basic service set

extended service set [input] distribution system

28) Which of the following are the address ranges of the private IP addresses? (Choose three.)

( 10.0.0.0 to 10.255.255.255

200.100.50.0 to 200.100.25.255

150.150.0.0 to 150.150.255.255

( 172.16.0.0 to 172.31.255.255

( 192.168.0.0 to 192.168.255.255

127.16.0.0 to 127.31.255.255

29) How does a crossover cable make it possible for two "like devices" (for example, two switches) to communicate?

The transmit pins are disconnected and only the receive pins are used.

The transmit pins on one device are connected to the transmit pins on the other device.

The receive pins on one device are connected to the receive pins on the other device.

( The transmit pins on one device are connected to the receive pins on the other device.

30) Which of the following are transport layer protocols of the TCP/IP model? (Choose two.)

FTP

( UDP

SMTP

TFTP

( TCP

31) What is an ISP?

It is a standards body that develops cabling and wiring standards for networking.

It is a protocol that establishes how computers within a local network communicate.

( It is an organization that allows individuals and businesses to connect to the Internet.

It is a networking device that combines the functionality of several different networking devices in one.

32)

Refer to the graphic. Assume that the command output is from a wireless DHCP client that is connected to a Linksys integrated router. What can be deduced from the output?

( The wireless connection is good.

The WEP key or SSID needs to be checked.

The DHCP configuration on the router needs to be checked.

The wireless NIC driver or the NIC itself needs to be reinstalled.

33) When terminating UTP cabling, why is it important to untwist only a small amount of each wire pair?

( minimizes crosstalk

makes installation faster

ensures wires are in correct order

makes it easier to fit wires into connector

34) Which protocol is used to transfer files among network devices and perform file-management functions?

DNS

( FTP

HTML

HTTP

35) What is specified by the network number in an IP address?

( the network to which the host belongs

the physical identity of the computer on the network

the node of the subnetwork which is being addressed

the broadcast identity of subnetwork

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