BIOS

Question 1

Where are the intial start-up instructions stored in?

Answer 1

ROM

Question 2

Where are the BIOS settings stored and why?

Answer 2

BIOS settings are stored in flash memory so they can be changed and are retained when the power is switched off

Question 3

What happens when you turn the computer on?

Answer 3

• A power on self-test (POST) checks that the hardware is installed: processor, memory, hard disk
• Boot loader program or bootstrap loads the operating system into memory if the POST is successful