*BIOS* (Basic input /Output System)
* What is BIOS ? * BIOS stands for Basic Input/Output System. It is a firmware or software program that is built into a computer's motherboard. BIOS is responsible for initializing and controlling the basic hardware components of the computer during the boot process. When show ? When you turn on your computer, the BIOS program is the first software that runs. Its main purpose is to perform a Power-On Self Test (POST) to check if all the hardware components are functioning correctly. It then loads the operating system into the computer's memory and transfers control to it. only black screen and move cursor BIOS provides a low-level interface between the hardware and the operating system. It enables communication and interaction between the computer's hardware components such as the processor, memory, hard drives, keyboard, mouse, and other peripherals. In addition to hardware initialization, BIOS also contains configuration settings that can be accessed and modified by the ...