CCNA 1 Final V4.0 Answers

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CCNA 1 Final V4.0

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1

Which three statements are true about local and network applications? (Choose three.)

A local application is loaded in a local computer and can be accessed by a remote

computer on the network.

**A network application is loaded in a local computer and accessed from a remote

computer.

**A local application is loaded in a local computer and accessed only by the local

computer.

A network application is loaded in a local computer and accessed only by the local

computer.

An example of a local application is e-mail.

**An example of a network application is instant messaging.

2

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

3

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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.

4

What measurement is commonly used to describe communication speed when

transferring data?

**bps

cps

Hz

MB

5

What is an accurate description of network devices in the distribution layer?

They are designed to interconnect individual hosts.

They are designed to interconnect multiple companies.

**They are designed to interconnect local network segments.

They are designed to switch data packets as fast as possible.

6

When acting as a DHCP server, an integrated router can provide what three types of

information to a client? (Choose three.)

physical address

MAC address

**default gateway

static IP address

**dynamic IP address

**DNS server address

7

Where do ISPs get the public addresses that they assign to end users?

ISPs create the addresses themselves.

ISPs are assigned addresses through the RFC.

ISPs obtain their addresses automatically.

**ISPs obtain address blocks from registry organizations.


8

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.

9

When are leased lines typically used?

when low bandwidth is required

for home and small business connectivity

**when a dedicated digital data line is necessary

as a less expensive option to cable and DSL modem service

10

Which wireless protocol is used for encryption?

EAP

Open

PSK

**WEP

11

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

**ad-hoc network

basic service set

independent basic service set

extended service set

distribution system

12

Which installation option should be chosen when the current operating system is too

damaged to work properly?

upgrade

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multi-boot

**clean install

virtualization

13

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

core layer

**access layer

network layer

distribution layer

14

What two commands can be used to form a new binding if client information does not

agree with the DHCP client table? (Choose two.)

**ipconfig /release

ipconfig /all

ipconfig /flushdns

**ipconfig /renew

ipconfig

15

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

16

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

17

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

18

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.

19

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.

20

What is the name for the contract between a customer and an ISP that specifies

requirements for uptime and service response time?

DSL

IAB

NAP

**SLA

21

What are two ways that a user can interact with an operating system shell? (Choose

two.)

**CLI

OS

**GUI

NIC

kernel

22

Select the connection that would require a straight-through cable.

a switch to a hub

**a router to a switch

a switch to a switch

a router to a router

23

Choose the option that shows the correct sequence of steps in the encapsulation of

TCP/IP data that is passed from a source to a destination host?

A. converts data to bits for transmission

B. packages the data for end to end transport

C. adds the data-link header and trailer

D. adds the network IP address to the header of the frame

A,B,C,D

A,C,D,B

B,D,C,A


B,C,D,A

**D,C,B,A

24

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

25

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.

26

Which of the following statements best describes DNS?

DNS servers are used to map an IP address to a physical address.

**DNS servers are used to map a name to an IP address.

DNS servers are used to configure logical address information for host computers.

DNS servers are used to translate from private addresses to public addresses.

27

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

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28

Which protocol is used to transfer files among network devices and perform file-

management functions?

DNS

**FTP

HTML

HTTP

29

Select three statements that correctly describe how DHCP services may be provided.

(Choose three.)

An integrated router provides IP configurations for most ISPs.

An integrated router can act as both DHCP server and DHCP client.

A home PC using a static IP address obtained that address from a DHCP server.

**Most home network integrated routers receive an IP configuration directly from

their ISP.

**A variety of devices can act as DHCP servers, as long as they run DHCP service

software.

A home PC is required by standards to obtain an IP address and default gateway from

a DHCP server (usually the ISP).

30

Refer to the graphic. Based on the information that is shown, what statement is true?

This configuration would be commonly found in an ad hoc wireless network.

Any wireless client that is attached to this access point would have the same IP

address and SSID.

**All wireless devices that are connected to this access point must have an assigned

SSID of Academy.

In addition to accepting wireless client requests, this access point must connect to the

wired network.

31

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

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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

32

Which part of the electromagnetic spectrum is commonly used to exchange data

between a PDA and a computer?

FM

radar

**infrared

ultraviolet

33

Which of the following are transport layer protocols of the TCP/IP model? (Choose

two.)

FTP

**UDP

SMTP

TFTP

**TCP

34

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

35

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.

36

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

37

Which statement is true concerning stateful packet inspection?

Access is permitted based on IP addresses of the source and destination devices.

Access is permitted based on the MAC addresses of the source and destination

devices.

Access is permitted only if the type of application that is attempting to reach the

internal host is allowed.

**Access is permitted only if it is a legitimate response to a request from an internal

host.

38

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

39

What is the default subnet mask for a class B address?

255.0.0.0

**255.255.0.0

255.255.255.0

255.255.255.255

40

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.)

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802.11a

**802.11b

802.11e

**802.11g

**802.11n

802.11x

41

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

42

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

43

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

44

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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

45

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

46

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

47

Your school network blocks all websites related to online gaming. What type of

security policy is being applied?

identification and authentication

remote access

**acceptable use

incident handling


48

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

49

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.

50

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

printer

**flash drive

headphones

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**external DVD

barcode reader

51

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

**0

**1

A

F

#

9

52

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

**laptop

server

desktop

mainframe

workstation

CCNA 1 Final V4.0 Answers

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