ccna interview questions and answers

651. Which command would configure Interface E0 with an IP address of 12.23.4.5 using a Subnet mask of 255.255.255.0 ?

A.) ip address 12.23.4.5 255.255.255.0

B.) ip address 12.23.4.5 /24

C.) ip address 12.23.4.5 mask 255.255.255.0

D.) ip address 12.23.4.5 mask ff:ff:ff:0

E.) that is an invalid mask for a class 'A' address

Ans A but B & D can be used if the router is configured through Router#(config)ip netmask-format (bitcount decimal hexadecimal)

652. Which commands will restart the router?

A.) router#system exit

B.) router >reload

C.) router#shutdown

D.) router#reload

E.) router#(config)reload

F.) router#system restart

Ans B

653. How do you set the encapsulation type to PPP for an interface?

A.) encap ppp

B.) ppp encapsulation

C.) encapsulation ppp

D.) encapsulation ppp enable

E.) ppp enable encapsulation

Ans A C

654. Which Standard IP Access list commands will deny only the source address 1.1.1.1?

A.) access-list 9 deny host 1.1.1.1

B.) access-list 9 deny 1.1.1.1 255.255.255.0

C.) access-list 9 deny 1.1.1.1 0.0.0.0

D.) access-list 9 deny 1.1.1.1 0.255.255.255

E.) access-list 9 deny 1.1.1.1 255.255.255.255

Ans A C

655. Assume that you are editing a line of text on a Cisco router. What key-stroke combination would take you to the beginning of the line?

A.) CTRL-B

B.) CTRL-Z

C.) CTRL-

D.) CTRL-A

E.) CTRL-

F.) CTRL-

Ans D

656. Which global configuration command will tell the router to load the IOS file 'IOS_filename' from FLASH memory at the next boot?

A.) boot system flash

B.) boot system flash IOS_filename

C.) boot system IOS_filename flash

D.) boot system tftp IOS_filename tftp_address

E.) config-register 0x0102 IOS_ filename

657. Which command will display adjacent routers found by the Cisco Discovery Protocol?

A.) show all

B.) show cdp entry

C.) show ip neighbors

D.) show cdp neighbor detail

E.) show cdp neighbor

F.) show neighbor

Ans B D E

658. Which command line option will determine what traffic is interesting enough to establish a dialup connection?

A.) dialer map

B.) dialer string

C.) dialer in-band

D.) dialer-list

E.) dialer negotiation

Ans D

659. Which command switches from User mode to Privileged mode?

A.) login

B.) privilege

C.) admin

D.) enable

E.) enter

F.) root

Ans D

660. Extended IP access-lists (100-199) can be used to control traffic. Which command listed below will permit smtp mail to only host 3.4.5.6 ?

A.) It is not possible for SMTP traffic

B.) access-list 102 permit tcp any host 3.4.5.6 eq smtp

C.) access-list 101 permit tcp any 3.4.5.6 0.0.0.0 eq 23

D.) access-list 102 permit tcp any any eq smtp

E.) access-list 101 permit tcp any 3.4.5.6 0.0.0.0 eq 25

Ans B E

661. Which command-line keywords are valid for choosing Frame-Relay LMI types?

A.) itu-t

B.) dlci

C.) ansi

D.) rfc 1544

E.) cisco

F.) q933a

Ans C E F

662. Which command will copy the routers configuration from NVRAM to a Network file server?

A.) copy start tftp

B.) copy start tftp server

C.) copy tftp startup-config

D.) copy running-config tftp

E.) copy startup-config tftp

Ans A E

663. Which commands would assign and enable IPX on an interface ?

A.) enable netware

B.) enable novell-ether

C.) router#(config)ipx routing

D.) You must first enable IPX globally and then assign the network number to the interface .

E.) enable ipx

F.) router#(config-if)ipx network 4a

Ans C D F

664. I want to configure a serial interface on a 7500 with a VIP card. What global config command would give me access to a serial interface on a 7500?

A.) int 1/0/0

B.) int s 1/0/0

C.) int s 1/1

D.) int s0.1

E.) int s1

Ans B

665. Which command will display Ethernet 0's IP address?

A.) display ip address e0

B.) show ip interface e0

C.) show address e0

D.) sh ip address e0

E.) show all

Ans B

666. After the command -- router igrp 200 -- what command would enable IGRP on the router for interface E0, with an address of 157.89.4.4 and a mask of 255.255.255.0 ?

A.) network 157.89.4.0 255.255.255.1

B.) network 157.89.0.0

C.) router igrp *

D.) router igrp 157.89.0.1

E.) router igrp int e1

F.) router igrp 157.89.4.1

Ans B

667. Which command do you use to set the Privileged mode password to 'clearwater'?

A.) set password=clearwater

B.) enable privilege password

C.) enable password clearwater

D.) enable login clearwater

E.) enable secret password clearwater

F.) ebable clearwater

Ans C

668. How would you set the clock rate to 64K, on interface serial 0, from the interface configuration mode?

A.) clock rate 64000

B.) bandwidth 64

C.) clock 64

D.) rate 64

E.) clock rate 64k

F.) clock rate 64

Ans A

669. Given the following static route command, 'ip route 3.3.3.0 255.255.255.0 4.4.4.4 125', which portion represents the administrative distance?

A.) 3.3.3.0

B.) 255.255.255.0

C.) 4.4.4.4

D.) route

E.) 125

Ans E

670. What does the following line for an access list do? 'access-list 101 deny tcp 3.4.5.0 0.0.0.255 any eq 23'

A.) deny all ftp traffic

B.) deny all ftp traffic from subnet 3.4.5.0

C.) deny all telnet traffic from subnet 3.4.5.0

D.) deny all ftp traffic to subnet 3.4.5.0

E.) deny all telnet traffic

Ans C

671. Although Cisco IOS 11.2 and later can auto-detect the LMI type in Frame Relay, which command will force the LMI type to q933a?

A.) frame-relay lmi-type q933a

B.) encapsulation frame-relay q933a

C.) don't need to, it is the default

D.) encapsulation q933a

E.) encapsulation frame-relay type=q933a

Ans A

672. Which command can verify Application Layer connectivity between 2 hosts?

A.) ftp

B.) snmp

C.) telnet

D.) ping

E.) traceroute

Ans C

673. Scenario: You created 2 access-lists for controlling telnet about a year ago, and bound one of them to Serial 0. You can't remember which access-list you used. Which command lets you see all access-lists on Serial 0 for telnet?

A.) show access-list

B.) show ip int s0

C.) show access-list telnet

D.) show telnet access-list

E.) show access-list s0

F.) show int s0

Ans B

674. Cisco routers can secure the enable password with a one-way hash algorithm. What command would encrypt the enable password with the strong encryption method?

A.) enable encrypt john

B.) password john

C.) enable secret john

D.) enable password john

E.) secret john

F.) enable password 5 john

Ans C

675. Which command will display the encapsulation type on interface serial 0?

A.) show interface s0

B.) show all

C.) show int s0 encap

D.) show encap s0

E.) show encap

Ans A

676. What command do you enter at the keyboard to begin a user mode session?

A.) Type 'CTRL-P'

B.) Type 'login'

C.) Just press .

D.) Type 'enable'

E.) Press 'Shift + Ctrl + 6' at the same time.

Ans C

677. You want to set the console password to ralph. What would be the first command you need to execute from global configuration mode?

A.) line console 0

B.) enable password ralph

C.) login password ralph

D.) set password= ralph

E.) password ralph

F.) login Ralph

Ans A

678. Which command displays the IPX SAP table?

A.) show ipx sap

B.) show sap

C.) show ipx interface

D.) show ipx servers

E.) show ipx

Ans D

679. Which command will display the current time on a Cisco router?

A.) show date

B.) show clock

C.) show running-configuration

D.) show time

E.) show controllers

Ans B

680. The default routing protocol for IPX is IPX RIP. How do you view the routing updates sent and received by the router?

A.) debug ipx routing

B.) debug ipx routing activity

C.) debug rip

D.) show ipx routing

E.) sh ipx

F.) debug ipx rip

Ans B

681. Using the access-list command, 'access-list 1 deny 2.2.2.2', what else must be done to stop host 2.2.2.2 from sending any traffic out of physical interface E0, while still allowing other traffic?

A.) In global mode, Add a line - 'access-list 1 permit 0.0.0.0 255.255.255.255'

B.) On interface E0, Add a line - 'access-group 1 in'

C.) In global mode, Add a line - 'access-list 1 permit all'

D.) On interface E0, Add a line - 'access-list 1 in'

E.) On interface E0, Add a line - 'access-list 1 out'

F.) On interface E0, Add a line - 'ip access-group 1'

Ans F

682. Which command do you use to set the Secret password to 'roundwood'?

A.) enable login roundwood

B.) enable password roundwood

C.) enable privilege roundwood

D.) enable secret= roundwood

E.) enable secret login roundwood

F.) enable secret roundwood

Ans F

683. How do you find the parameters that you can use with the SHOW command?

A.) ? show

B.) show ?

C.) debug show

D.) help

E.) sh?

AnsB

684. Which command would show all Ethernet interfaces with IPX configured on them?

A.) show interface ipx ethernet

B.) show ipx interface

C.) show ipx interface ethernet

D.) show ipx

E.) show version

F.) show run

AnsB F

685. If you have configured IPX on a Serial interface, which command would display the IPX network and node address on the Serial 1 interface?

A.) show interface

B.) show ipx s1

C.) show interface s1

D.) show ipx int serial 1

E.) show ipx int brief

Ans D

686. Which command line statement determines the number of seconds a dialup connection can wait without any traffic before the router hangs up?

A.) dialler max-time

B.) dialler timeout

C.) dialer idle-timeout

D.) dialer hang-up

E.) disconnect-timer

ANS C

687. The Cisco Catalyst 5000 switch supports full duplex. How would you enable it on the second port of the card in slot 1?

A.) router(config-if)# duplex full

B.) router(config)# duplex full

C.) router(config-if)# set port duplex

D.) router(config)#port duplex = full

E.) router(config-if)# set port 1/2 full

Ans A

688. Which command will enable CHAP authentication on a serial interface that is using PPP?

A.) encapsulation chap

B.) ppp chap

C.) ppp enable chap

D.) ppp encapsulation chap

E.) ppp authentication chap

F.) ppp chap enable

Ans E

689. From Enable mode, a user types the letter 'C' and presses enter. There is more than 1 command that starts with 'C'. What message would the router return?

A.) Nothing would be returned, the command is simply ignored.

B.) unknown command

C.) ambiguous command.

D.) Copy to?

E.) Configured console from console.

Ans C

690. You want a message to be displayed every time someone tries to log on to the router. Which command is required to accomplish this task?

A.) motd#(message)#

B.) banner motd(message)

C.) banner motd#(message)#

D.) banner motd*(message)

E.) banner login#(message)#

Ans

691. You create the following standard access-list access-list 1 deny 1.1.1.1 access-list 1 deny 2.2.2.2 int e0 ip access-group 1 in Which of the following statements are true, with regard to traffic flowing into E0?

A.) This will stop IP packets with a source address of 1.1.1.1 only.

B.) This will stop all IP packets.

C.) This is an invalid configuration.

D.) This will stop no IP packets.

E.) This will stop IP packets with a source address of 2.2.2.2 only.

F.) This will stop IP packets with a source address of 1.1.1.1 and 2.2.2.2.

Ans D

692. The command 'debug ip rip' will do which of the following?

A.) Show Neighbor Info.

B.) Display RIP routing updates.

C.) Show routing table changes.

D.) Show all IP traffic.

E.) This is not a valid router command.

F.) Cause the router to respond with 'Ambiguous command'

Ans B

693. You would like to have a notation that when a user issues the command 'show interface serial 0', a line is displayed indicating that, 'This is the connection to Company A.' What interface command would accomplish this?

A.) banner motd #This is the connection to Company A.#

B.) interface This is the connection to Company A.

C.) This cannot be done for an individual interface.

D.) description This is the connection to Company A.

E.) banner This is the connection to Company A.

F.) display This is the connection to Company A.

Ans D

694. What command would show the version of the IOS that you are running?

A.) show nvram

B.) show version

C.) show startup-config

D.) show ios

E.) ver -a

F.) show ram

Ans B

695. When editing a line in the CLI mode, what does 'CTRL-A' do?

A.) Moves you to the previous command.

B.) Moves you to the next word.

C.) Moves you to the end of the line.

D.) Moves you to the next command.

E.) Moves you to the beginning of the line.

Ans E

696. When a router knows the IP address, but does not know the MAC address of the device it wishes to contact, it uses the ARP (Address resolution protocol) to determine the MAC address. After it learns the MAC address, it stores this information in the ARP cache. What is the command to view the ARP cache?

A.) sh mac

B.) show cache

C.) show arp

D.) sh arp interfaces

E.) show ip cache

Ans C

697. Which command can verify only Network layer connectivity between 2 hosts?

A.) ping

B.) e-mail

C.) plp

D.) arp

E.) telnet

Ans A

698. What would be the first command from global configuration mode to enable RIP on your router for interface E0, with an address of 181.86.4.4 and mask of 255.255.255.0 ?

A.) router rip

B.) network 181.89.4.0 255.255.255.0

C.) router rip int e0

D.) router rip 181.86.0.0

E.) router rip 181.86.4.0

F.) network 181.86.0.0

Ans A

699. Which command would you type to show SAP and RIP updates you are receiving on an interface?

A.) sh ipx servers

B.) sh ipx traffic

C.) sh ipx interface

D.) sh ipx route

Ans B

700 What is the default IPX Ethernet encapsulation?

A.) SNAP

B.) Arpa

C.) 802.2

D.) Novell-Ether

E.) SAP

Ans D