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What happens first after starting a router

  • Load IOS from flash memory
  • Power on self test of router
  • Searching by IOS of a valid configuration
  • None of above

Answer: Option B

Explanation:

When you bring up a router, it firstly run a Power on self test(POST), If it passes then it will load IOS from flash memory then after that IOS looks for a valid configuration.

Similar Questions :

1. Which command will take cursor to beginning of line

  • Ctrl+A
  • Ctrl+E
  • Ctrl+B
  • Ctrl+F

Answer: Option A

2. Command to delete NVRAM on a router

  • delete NVRAM
  • delete running-config
  • erase NVRAM
  • erase start

Answer: Option D

3. 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"

  • Physical Layer
  • Datalink Layer
  • Network layer
  • It is router problem

Answer: Option A

4. Which mode provides interactive configuration dialog

  • User EXEC mode
  • Privileged mode
  • Global configuration mode
  • Setup mode

Answer: Option D

5. If you delete contents of NVRAM and reboot router, in which mode you will enter

  • Privileged mode
  • Global mode
  • Setup mode
  • There will be error

Answer: Option C

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