IOS Questions Answers Online Quiz Test

• 1. Meaning of IOS is

  1. Integrated operating system
  2. Intergrated open system
  3. Internetworking operating system
  4. None of above

• 2. First IOS was written in

  1. 1984
  2. 1985
  3. 1986
  4. 1987

• 3. 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

• 4. What happens first after starting a router

  1. Load IOS from flash memory
  2. Power on self test of router
  3. Searching by IOS of a valid configuration
  4. None of above

• 5. CLI in IOS terminology is short form of

  1. Caller line interface
  2. Common line interface
  3. Command link interface
  4. None of above

• 6. Subinterfaces allows to you to

  1. Create logical interfaces within the router
  2. Get into previleged mode
  3. Get into user execution mode
  4. None of above

• 7. Which mode provides interactive configuration dialog

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

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

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

• 9. Which mode provide access to all router commands

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

• 10. Which mode commands affects interfaces/processes only

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

• 11. Which command will show all commands available from that particular mode

  1. config
  2. enable
  3. interface
  4. ?

• 12. Which command will take cursor to beginning of line

  1. Ctrl+A
  2. Ctrl+E
  3. Ctrl+B
  4. Ctrl+F

• 13. Which command will take cursor to the end of line

  1. Ctrl+A
  2. Ctrl+E
  3. Ctrl+B
  4. Ctrl+F

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

  1. Ctrl+A
  2. Ctrl+B
  3. Ctrl+F
  4. Ctrl+D

• 15. Which command will end configuration mode and returns to EXEC

  1. Ctrl+A
  2. Ctrl+B
  3. Ctrl+F
  4. Ctrl+Z

• 16. Command to find the broadcast address from router

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

• 17. 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

• 18. How many simultaneous sessions a Cisco router support by default

  1. 3
  2. 4
  3. 5
  4. 6

• 19. Command to delete NVRAM on a router

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

• 20. 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