August 2024
Beginner
216 pages
5h 24m
English
Content preview from Exploring Computer Hardware
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The BIOS
The BIOS (Basic Input/Output System) is a fundamental firmware component integral to the functioning of a computer system and is stored in a small memory chip located on the motherboard. This chip is typically a form of non-volatile memory, such as ROM (Read-Only Memory), EEPROM (Electrically Erasable Programmable Read-Only Memory), or flash memory, which allows it to retain data even when the computer is powered off.
When the computer is powered on, the BIOS conducts a Power On Self Test (POST) to verify that essential hardware components like the CPU, RAM, and storage devices are functioning correctly.
Once the POST completes successfully, ...
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