IOS Questions Answers

• 1. Command to show if DTE or DCE cable is plugged int o serial 0

  1. sh int s0
  2. sh int serial 0
  3. show serial 0 controllers
  4. show controllers s 0

  Answer :

  Option D

• 2. Which layer of OSI model will have problem if you get message "Serial1 is down, line protocol is down" after typing "show interface serial 1"

  1. Physical Layer
  2. Datalink Layer
  3. Network layer
  4. It is router problem

  Answer :

  Option A

• 3. Command to find the broadcast address from router

  1. show running-config
  2. show startup-config
  3. show interfaces
  4. show protocols

  Answer :

  Option C

• 4. Which is not a function of IOS

  1. Carrying network protocols and functions
  2. Connecting high speed traffic between devices
  3. Providing scalability for ease of network growth and redundancy
  4. Creating session between hosts in LAN

  Answer :

  Option D

• 5. Command to delete NVRAM on a router

  1. delete NVRAM
  2. delete running-config
  3. erase NVRAM
  4. erase start

  Answer :

  Option D

• 6. Which user mode has limited monitoring commands in IOS

  1. User EXEC mode
  2. Privileged EXEC mode
  3. Specific configuration mode
  4. Setup mode

  Answer :

  Option A

• 7. Which command will take cursor to one word back

  1. Ctrl+A
  2. Ctrl+B
  3. Ctrl+F
  4. Ctrl+D
  5. 1800
  6. 1875
  7. 1900
  8. 2000

  Answer :

  Option