1. Which mode provide access to all router commands
User EXEC mode
Privileged mode
Global configuration mode
Setup mode
Answer: Option B
2. 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
3. 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.
4. Which command cane be used at User mode to enter Privileged EXEC mode
Privilege
Admin
Enable
Disable
Answer: Option C
5. Which mode commands affects interfaces/processes only