What is the Full Form of BIOS?

What is BIOS?

BIOS stands for Basic Input/Output System, which is a firmware that is stored on a chip on the motherboard. It is the first program that runs when a computer is turned on and is responsible for performing a series of tests and initializing the hardware components.

Functions of BIOS

• Power-On Self-Test (POST): BIOS performs a series of tests to ensure that all the hardware components are functioning properly.

• Hardware Initialization: BIOS initializes and configures the hardware components, such as the CPU, memory, and storage devices.

• Boot Device Selection: BIOS allows the user to select the boot device, such as a hard drive or a USB drive, from which the operating system will be loaded.

FAQs on BIOS

Q. What is the BIOS Full Form?

Ans. BIOS full form is Basic Input/Output System.