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CCNA QUESTIONS : PART 1

Which command would you configure globally on a Cisco router that would allow you to view
directly connected Cisco devices?

 

enable cdp

 cdp enable

cdp run

 run cdp

SHOW ANSWER

A Cisco router is booting and has just completed the POST process. It is now ready to find and
load an IOS image. What function does the router perform next?

 

It checks the configuration register.

.
 It attempts to boot from a TFTP server.

It loads the first image file in flash memory.

 It inspects the configuration file in NVRAM for boot instructions.

SHOW ANSWER

Which interface counter can you use to diagnose a duplex mismatch problem?

 

no carrier

late collisions

 giants

 CRC errors

 deferred

 runts

SHOW ANSWER

Which command can you execute to set the user inactivity timer to 10 seconds?

 

SW1(config-line)#exec-timeout 0 10

 SW1(config-line)#exec-timeout 10

SW1(config-line)#absolute-timeout 0 10

 SW1(config-line)#absolute-timeout 10

SHOW ANSWER

Which statement about LLDP is true?

 

It is a Cisco proprietary protocol.

It is configured in global configuration mode.

 The LLDP update frequency is a fixed value.

 It runs over the transport layer.

SHOW ANSWER

Which condition indicates that service password-encryption is enabled?

The local username password is in clear text in the configuration.

The enable secret is in clear text in the configuration.

 The local username password is encrypted in the configuration.

 The enable secret is encrypted in the configuration.

SHOW ANSWER

What is the purpose of the POST operation on a router?

 

determine whether additional hardware has been added

locate an IOS image for booting

 enable a TFTP server

 set the configuration register

SHOW ANSWER

Which command is used to show the interface status of a router?

 

 show interface status

show ip interface brief

 show ip route

show interface

SHOW ANSWER

What to do when the router password was forgotten?

 

use default password cisco to reset

 access router physically

use ssl/vpn

 Type confreg 0x2142 at the rommon 1

SHOW ANSWER

What is true about Cisco Discovery Protocol?

 

it discovers the routers, switches and gateways.

 it is network layer protocol

 it is physical and data link layer protocol

it is proprietary protocol

SHOW ANSWER

How do you configure a hostname?

 

Router(config)#hostname R1

 Router#hostname R1

Router(config)#host name R1

 Router>hostname R1

SHOW ANSWER

Two features of the extended ping command? (Choosetwo)

It can send a specific number of packet

 It can send packet from specified interface of IP address

 It can resolve the destination host name

 It can ping multiple host at the same time

SHOW ANSWER

Which password types are encrypted?

SSH

 Telnet

enable secret

 enable password

SHOW ANSWER
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