[1.2.1] | 6: Drivers, BIOS & VMs

Question 1

What is a Device Driver?

Answer 1

• A program that controls the operation of a specific hardware peripheral device.

Question 3

What is BIOS?

Answer 3

• Basic Input Output System

• Initialises hardware and loads the OS into RAM before it hands over control

Question 4

Where is BIOS stored?

Answer 4

• Non-volatile flash memory so it can be updated

Question 5

How does the boot sequence work?

Answer 5

• Loads settings

• Carries out power-on tests to ensure hardware works (Reports any errors)

• Finds OS
• Runs bootstrap loader
• Hands control to the OS