CCNA 1 version 4 CHAPTER 2

1 What occurs when computers are configured to receive their network configurations dynamically?

Each computer receives a permanent IP address.

A network administrator enters information on each computer.

Each computer requests configuration information from a server.

An NIC automatically provides configuration information to the computer and stores that configuration information.

2 The Lesson TaskMaster application from ChalkBoard has a problem. Every time the software is installed and loaded on a Windows XP-based Dell computer, and the moment something is typed followed by a tab, two tabs are inserted instead of one. What would be the best solution to this problem?

Uninstall and then reinstall Lesson TaskMaster.

Download, install, and apply a patch from Dell.

Download, install, and apply a patch from Microsoft.

Download, install, and apply a patch from ChalkBoard.

3 What Explorer menu option is used to determine the Windows XP version installed on a computer?

Edit

Help

View

Tools

Favorites

4 What are three characteristics of an operating system that is released under the GPL (GNU Public License)? (Choose three.)

full access to source code

software often available free

structured development cycle

can be expensive to purchase

limits what end-user can do with code

support normally user-based and often free

5 Which Windows XP Automatic Update option allows you to select the time when a Windows update is executed?

Automatic (recommended).

Install updates from the Windows Update web site.

Notify me but don’t automatically download or install them.

Download updates for me, but let me choose when to install them.

6 A computer is in the Advanced Technology Center computer room on the second floor, room number 217, second computer on the second row from the front (five computers per row). Which computer name would be most appropriate to apply during the operating system installation process?

ATC_217_7

E_217_2ndrow_7

ATC_2ndfloor_217_2ndrow

E-217-2ndrow-2ndcomputer

7 An operating system is severely damaged. All data on the partition needs to be deleted, and all application software must be reinstalled. Which installation method should be used to correct the problem?

clean install

upgrade

multi-boot

virtualization

8 What is the purpose of a default gateway?

physically connects a computer to a network

provides a permanent address to a computer

identifies the network to which a computer is connected

identifies the logical address of a networked computer and uniquely identifies it to the rest of the network

identifies the device that allows local network computers to communicate with devices on other networks

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

CLI

OS

GUI

NIC

kernel

10 What two items are available from the About Windows option through the Windows Explorer Help menu? (Choose two.)

a list of troubleshooting links

the end-user license agreement

a list of installed hardware devices

the date of the last Windows update

the operating system version number

a list of terms with links to definitions

11 Which two items must be unique to each computer and cannot be duplicated on a network? (Choose two.)

partition

file system

computer name

IP address

operating system

12 Which three pieces of information must be specified on a computer to allow that computer to send and receive information across networks? (Choose three.)

IP address

subnet mask

closest server

default gateway

operating system

network card manufacturer

13 Which operating system patch installation method is used when a user is notified of a security update for remotely accessing a computer, but wishes not to install this patch?

manual

automatic

semi-automatic

prompt for permission

14 Which statement is true about installing an operating system on computers in a networked environment?

The computer name must be unique for all computers on the same network.

The operating system must be the same on all computers on the same network.

The amount of installed RAM must be the same on all computers on the same network.

The operating system must have the latest patch applied during the installation or it will not participate in the network.

15 Windows XP has a known problem with specific Intel processors. What is the best course of action to take in this situation?

Power off the computer and reinstall the CPU.

Delete Windows XP and perform a clean install.

Reinstall Windows XP to the same hard drive partition.

Reinstall Windows XP to a different hard drive partition.

Download and install the Windows patch that fixes this problem.

Replace the Intel processor with one that is approved by Microsoft.

16 Which Windows file system is more likely to be used in a business environment?

ext2

ext3

NTFS

FAT16

FAT32

17 Which three resource specifications are given by the manufacturer to ensure that an operating system performs as designed? (Choose three.)

type of keyboard

printer requirements

required video memory

required hard disk space

processor type and speed

recommended amount of RAM

18 You must select an operating system for the faculty at a college. All of the questions below would be logical for you to ask except one. Determine the illogical question.

How much does the operating system cost and does the college have funding?

Is the technical support staff at the college able to support the operating systems being considered?

Do the operating systems being considered have the ability to support the ports available on the faculty computers?

What types of applications do the faculty use and are they compatible with the operating systems being considered?

19 Which two statements should be included in a pre-installation checklist when upgrading an operating system? (Choose two.)

Verify that the hardware resources have multiple partitions.

Verify that the hardware resources meet or exceed the published minimum requirements.

Complete a full backup of all important files and data.

Overwrite any data currently contained on the drive to remove all contents.

Verify that the hardware resources are certified to work with the existing operating system prior to upgrading.

20 Which two statements are true about drive partitions? (Choose two.)

Partitions are necessary in multi-boot installations.

A hard drive can be divided into an operating system partition and a data partition.

User data is never overwritten when a drive is partitioned.

A disk partition is a defined section of an operating system.

Each partition requires a different file system type.

21 Which method of interacting with an operating system involves typing commands at a command prompt?

CLI

GUI

redirector

kernel translator

»»  read more

CCNA 1 version 4 CHAPTER 3

1 Which term is used to describe the process of placing one message format into another format so that the message can be delivered across the appropriate medium?

flow control

encapsulation

encoding

multicasting

access method

2 Refer to the graphic. What does the router do after it determines that a data packet from Network 1 should be forwarded to Network 2?

It sends the data packet as it was received.

It reassembles the frame with different MAC addresses than the original frame.

It reassembles the data packet with different IP addresses than the original data packet.

It reassembles both the packet and the frame with different destination IP and MAC addresses.

3 Refer to the graphic. Five PCs are connected through a hub. If host H1 wants to reply to a message from host H2, which statement is true?

H1 sends a unicast message to H2, but the hub forwards it to all devices.

H1 sends a unicast message to H2, and the hub forwards it directly to H2.

H1 sends a broadcast message to H2, and the hub forwards it to all devices.

H1 sends a multicast message to H2, and the hub forwards it directly to H2.

4 An Integrated Services Router (ISR) can perform the functions of which three network devices? (Choose three.)

NIC

switch

router

e-mail server

wireless access point

print server

5 What is the function of the FCS field in an Ethernet frame?

detects transmission errors

provides timing for transmission

contains the start of frame delimiter

indicates which protocol will receive the frame

6 What is the purpose of logical addresses in an IP network?

They identify a specific NIC on a host device.

They are used to determine which host device accepts the frame.

They provide vendor-specific information about the host.

They are used to determine the network that the host is located on.

They are used by switches to make forwarding decisions.

7 A switch receives a frame with a destination MAC address that is currently not in the MAC table. What action does the switch perform?

It drops the frame.

It sends out an ARP request looking for the MAC address.

It floods the frame out of all active ports, except the origination port.

It returns the frame to the sender.

8 Which table does a router use to make decisions on where a data packet is to be sent?

ARP table

routing table

network table

forwarding table

9 If a router receives a packet that it does not know how to forward, what type of route must be configured on the router to prevent the router from dropping it?

dynamic route

default route

destination route

default destination

10 Which address does an NIC use when deciding whether to accept a frame?

source IP address

source MAC address

destination IP address

destination MAC address

source Ethernet address

11 Which device accepts a message on one port and always forwards the message to all other ports?

modem

switch

router

hub

12 Which type of address is used in an Ethernet frame header?

logical addresses only

IP addresses only

MAC addresses only

broadcast addresses only

13 Which two statements concerning networking standards are true? (Choose two.)

adds complexity to networks

encourages vendors to create proprietary protocols

provides consistent interconnections across networks

ensures that communications work best in a single-vendor environment

simplifies new product development

14 What does the 100 mean when referencing the 100BASE-T Ethernet standard?

type of cable used

type of data transmission

speed of transmission

type of connector required

maximum length of cable allowed

15 Yvonne is talking to her friend on the phone. What type of message is this?

broadcast

simulcast

multicast

unicast

16 What is a reason for disabling simple file sharing?

It enables the user to map a remote resource with a local drive.

It enables the user to share all files with all users and groups.

It enables the user to share printers.

It enables the user to set more specific security access levels.

17 What is a benefit of having a router within the distribution layer?

prevents collisions on a local network

keeps broadcasts contained within a local network

controls which hosts have access to the network

controls host-to-host traffic within a single local network

18 Which two items are included in a network logical map? (Choose two.)

naming scheme

IP addressing scheme

length of cable runs

physical location of networking devices

specific layout of interconnections between networking devices and hosts

19 What device is typically used as the default gateway for a computer?

a server hosted by the ISP

the router interface closest to the computer

a server managed by a central IT department

the switch interface that connects to the computer

20 Which two networking devices are used to connect hosts to the access layer? (Choose two.)

router

hub

switch

server

computer

21 If the default gateway is configured incorrectly on the host, what is the impact on communications?

The host is unable to communicate on the local network.

The host can communicate with other hosts on the local network, but is unable to communicate with hosts on remote networks.

The host can communicate with other hosts on remote networks, but is unable to communicate with hosts on the local network.

There is no impact on communications.

22 Host A needs to learn the MAC address of Host B, which is on the same LAN segment. A message has been sent to all the hosts on the segment asking for the MAC address of Host B. Host B responds with its MAC address and all other hosts disregard the request. What protocol was used in this scenerio?

ARP

DHCP

DNS

WINS

»»  read more

CCNA 1 version 4 CHAPTER 5

1 Yvonne is talking to her friend on the phone. What type of message is this?

broadcast

simulcast

multicast

unicast

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

4

8

16

24

3 Which type of server dynamically assigns an IP address to a host?

ARP

DHCP

DNS

RARP

4 Which statement is true concerning private IP addresses?

ensures that two networks separated by the Internet use unique IP network numbers

allows internal hosts to communicate with servers across the Internet

solves the issue of a finite number of available public IP addresses

allows for ISPs to be able to quickly determine network location

5 A PC obtains its IP address from a DHCP server. If the PC is taken off the network for repair, what happens to the IP address configuration?

The configuration is permanent and nothing changes.

The address lease is automatically renewed until the PC is returned.

The address is returned to the pool for reuse when the lease expires.

The configuration is held by the server to be reissued when the PC is returned.

6 What destination IP address is used in a unicast packet?

a specific host

a group of hosts

the default gateway

the network broadcast address

7 Refer to the graphic. A user at the workstation cannot connect to the server. All cables have been tested and are working and all devices have IP addressing. However, the user cannot ping the server. What is causing the problem?

The router interface does not have a default gateway.

The switch does not have an IP address and default gateway.

The workstation and server are on different logical networks.

The workstation does not know the MAC address of the switch.

8 Refer to the graphic. A host connects to a Linksys integrated router that is also a DHCP server and receives an IP address from it. Which address does the host need to access the ISP and the Internet?

IP address of the destination host

public gateway IP address of the ISP

external IP address of the integrated router that connects to the ISP

internal IP address of the integrated router that connects to the local network

9 Refer to the graphic. NAT and DHCP are installed on the Linksys integrated router. Which IP address is most likely to be assigned to the local computer, Host1?

10.0.0.17

128.107.1.2

192.135.250.0

209.165.201.1

10 Which default subnet mask provides the most host bits?

255.0.0.0

255.255.0.0

255.255.255.0

255.255.255.252

11 Assuming a default mask, which portion of the IP address 175.124.35.4 represents the host?

175.124

35.4

.4

124.35.4

175.124.35

12 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

13 What is the destination MAC address in a multicast Ethernet frame?

the MAC address of the sending host

the MAC address of the destination host

an address that begins with 01-00-5E in hexadecimal

a 48-bit hexadecimal address expressed as FF-FF-FF-FF-FF-FF

14 What information must be included within a unicast message for it to be delivered on an Ethernet network?

MAC and IP addresses for the default router

IP address and subnet mask of the default gateway

MAC and IP addresses that correspond to a destination group

MAC and IP addresses that correspond to a specific destination host

15 Which three statements describe a DHCP Discover message? (Choose three.)

The source MAC address is 48 ones (FF-FF-FF-FF-FF-FF).

The destination IP address is 255.255.255.255.

The message comes from a server offering an IP address.

The message comes from a client seeking an IP address.

All hosts receive the message, but only a DHCP server replies.

Only the DHCP server receives the message.

16 Which two statements describe packets that are sent through a Linksys integrated router using NAT? (Choose two.)

Packets that are sent to any destination need to be translated.

Packets that are sent to hosts on the same network need to be translated.

Packets that are sent to a destination outside the local network need to be translated.

Packets that are sent to a destination outside a local network do not need to be translated.

Packets that are sent between hosts on the same local network do not need to be translated.

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

254

255

256

510

511

512

18 How large are IPv4 addresses?

8 bits

16 bits

32 bits

64 bits

128 bits

19 What is one of the purposes of NAT?

filters network traffic based on IP address ranges

prevents external users from detecting the IP addresses used on a network

inspects traffic that might be harmful or used in an attack against the network

translates IP addresses into easy-to-remember domain names

20 Which of the following are private IP addresses? (Choose three.)

10.1.1.1

172.32.5.2

192.167.10.10

172.16.4.4

192.168.5.5

224.6.6.6

21 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

»»  read more

CCNA 1 version 4 CHAPTER 8

1 A flood of packets with invalid source-IP addresses requests a connection on the network. The server busily tries to respond, resulting in valid requests being ignored. What type of attack occurred?

Trojan horse

brute force

ping of death

SYN flooding

2 Which statement is true regarding anti-virus software?

Only e-mail programs need to be protected.

Only hard drives can be protected.

Only after a virus is known can an anti-virus update be created for it.

Only computers with a direct Internet connection need it.

3 What statement is true about security configuration on a Linksys integrated router?

A DMZ is not supported.

The router is an example of a server-based firewall.

The router is an example of an application-based firewall.

Internet access can be denied for specific days and times.

4 Refer to the graphic. In the Linksys Security menu, what does the SPI Firewall Protection option Enabled provide?

It prevents packets based on the application that makes the request.

It allows packets based on approved internal MAC or IP addresses.

It requires that packets coming into the router be responses to internal host requests.

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

5 Refer to the graphic. What is the purpose of the Internet Filter option of Filter IDENT (Port 113) on the Linksys integrated router?

to require a user ID and password to access the router

to prevent outside intruders from attacking the router through the Internet

to require a pre-programmed MAC address or IP address to access the router

to disable tracking of internal IP addresses so they cannot be spoofed by outside devices

6 Which two statements are true concerning anti-spam software? (Choose two.)

Anti-spam software can be loaded on either the end-user PC or the ISP server, but not both.

When anti-spam software is loaded, legitimate e-mail may be classified as spam by mistake.

Installing anti-spam software should be a low priority on the network.

Even with anti-spam software installed, users should be careful when opening e-mail attachments.

Virus warning e-mails that are not identified as spam via anti-spam software should be forwarded to other users immediately.

7 What is one function that is provided by a vulnerability analysis tool?

It provides various views of possible attack paths.

It identifies missing security updates on a computer.

It identifies wireless weak points such as rogue access points.

It identifies all network devices on the network that do not have a firewall installed.

It identifies MAC and IP addresses that have not been authenticated on the network.

8 During a pretexting event, how is a target typically contacted?

by e-mail

by phone

in person

through another person

9 Which statement is true about port forwarding within a Linksys integrated router?

Only external traffic that is destined for specific internal ports is permitted. All other traffic is denied.

Only external traffic that is destined for specific internal ports is denied. All other traffic is permitted.

Only internal traffic that is destined for specific external ports is permitted. All other traffic is denied.

Only internal traffic that is destined for specific external ports is denied. All other traffic is permitted.

10 To which part of the network does the wireless access point part of a Linksys integrated router connect?

DMZ

external

internal

a network other than the wired network

11 What type of advertising is typically annoying and associated with a specific website that is being visited?

adware

popups

spyware

tracking cookies

12 While surfing the Internet, a user notices a box claiming a prize has been won. The user opens the box unaware that a program is being installed. An intruder now accesses the computer and retrieves personal information. What type of attack occurred?

worm

virus

Trojan horse

denial of service

13 Many best practices exist for wired and wireless network security. The list below has one item that is not a best practice. Identify the recommendation that is not a best practice for wired and wireless security.

Periodically update anti-virus software.

Be aware of normal network traffic patterns.

Periodically update the host operating system.

Activate the firewall on a Linksys integrated router.

Configure login permissions on the integrated router.

Disable the wireless network when a vulnerability analysis is being performed.

14 What term is used to describe a dedicated hardware device that provides firewall services?

server-based

integrated

personal

appliance-based

15 Identify three techniques used in social engineering. (Choose three.)

fishing

vishing

phishing

spamming

pretexting

junk mailing

16 What environment would be best suited for a two-firewall network design?

a large corporate environment

a home environment with 10 or fewer hosts

a home environment that needs VPN access

a smaller, less congested business environment

17 Which acronym refers to an area of the network that is accessible by both internal, or trusted, as well as external, or untrusted, host devices?

SPI

DMZ

ISR

ISP

18 What is a major characteristic of a Worm?

malicious software that copies itself into other executable programs

tricks users into running the infected software

a set of computer instructions that lies dormant until triggered by a specific event

exploits vulnerabilities with the intent of propagating itself across a network

19 What part of the security policy states what applications and usages are permitted or denied?

identification and authentication

remote access

acceptable use

incident handling

20 What is a widely distributed approach to marketing on the Internet that advertises to as many individual users as possible via IM or e-mail?

brute force

spam

spyware

tracking cookies

21 What best practice relates to wireless access point security?

activation of a popup stopper

a change of the default IP address

an update in the antivirus software definitions

physically securing the cable between the access point and client

»»  read more