SLR 4 Quiz 6 -Bios

What is the function of the BIOS in a computer?

• Stores the initial startup instructions for the computer

• Manages the user interface of the operating system

• Controls the hardware and software of a computer system

• Loads the operating system when the computer first turns on

What is the purpose of the power on self-test (POST) in the BIOS?

• Checks that all the required components are present and available

• Clears the registers of the CPU

• Checks for any BIOS on the hard disk

• Loads the address of the first instruction in the boot program

What is the role of the bootloader program (bootstrap) in the computer startup process?

• Sends the boot file to main memory

• Checks for additional files like config.sys and command.com

• Clears anything that may still be in the registers of the CPU

• Loads the operating system kernel into memory

What can be configured via the BIOS settings?

• The device drivers to load

• The number of files that can be opened at the time

• The order of drives the computer will attempt to boot from

• The address of the first instruction in the boot program

What is the purpose of the boot file in the computer startup process?

• Allows the computer to be booted off a USB pen or an optical drive

• Searches for various other files like config.sys and command.com

• Combines the basic BIOS stored on the ROM with the BIOS on the hard disk

• Loads the operating system kernel into memory