CCNA COMMANDS EXAM QUESTIONS

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CCNA COMMANDS EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -41 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: no ip domain-lookup

Answer:

disable DNS lookup... won't try to covert bad command into an IP

Question 2: show cdp neighbors

Answer:

A network engineer is interested in obtaining specific information relevant to the operation of both distribution and access layer Cisco devices. Which command provides common information relevant to both types of devices?

Question 3: ip default-gateway XXX.XXX.XXX.XXX

Answer:

configure the default gateway on a switch

Question 4: show arp

Answer:

Display the layer 2 to layer 3 mapping on a router or switch

Question 5: show version

Answer:

show info on version of Cisco IOS

Question 6: CTRL-K

Answer:

Erases all characters from the cursor to the end of the command line

Question 7: do show run (if in config mode)

-or- show running-config

Answer:

show the running configuration

Question 8: logging synchronous

Answer:

Stops console messages from overwriting your command line input

Question 9: CTRL-SHIFT-6

Answer:

All purpose break sequence. used to abort DNS lookups, traceroutes and pings.

Question 10: delete vlan.dat

Answer:

How do you delete the VLAN.dat file?

Question 11: login block 180 attempt 3 within 60

Answer:

Block logins for 3 mins if user login fails 3 times in 1 minute

Question 12: CTRL-Z

Answer:

When in any configuration mode, ends the configuration mode and returns to privileged EXEC mode

Question 13: transport input SSH TELNET

Answer:

Set VTY lines to accept Telnet and SSH connections online

Question 14: erase start

delete vlan 1 reload

Answer:

clear switch

Question 15: service password-encryption

Answer:

encrypt all plain text passwords

Question 16: show ip interface

Answer:

display the IPv4 statistics for all interfaces on a router

Question 17: ip domain-name [domain name]

Answer:

set the domain to XXX.com

Question 18: ipv6 unicast routing

Answer:

Enable IPv6 routing

Question 19: show ip route

Answer:

show the IPv4 routing table in RAM

Question 20: username [xxx] password [xxx]

Answer:

Adding a user and password to the local database for SSH

Question 21: nslookup

Answer:

Command-line program in Windows used to determine exactly what information the DNS server is providing about a specific host name.

Question 22: banner motd

Answer:

set the message of the day

Question 23: Enable secret

Answer:

how do you secure privileged exec mode?

Question 24: CTRL-C

Answer:

Soft break, back to config mode

Question 25: line vty 0 15

password XXX login

Answer:

Secure remote Telnet / SSH access

Question 26: erase start

reload

Answer:

clear router

Question 27: Erase start

Answer:

How do you erase the startup config?

Question 28: terminal monitor

Answer:

Which command should be used on a Cisco router or switch to allow log messages to be displayed on remotely connected sessions using Telnet or SSH?