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Q80 (CISF/2026) Science & Technology › ICT, AI, Cybersecurity & Emerging Tech

In the context of computers, BIOS is :

Result
Your answer: —  Â·  Correct: A

Explanation

BIOS stands for Basic Input Output System. It is a critical firmware program stored on a non-volatile memory chip (like ROM or Flash memory) on the computer's motherboard.

  • Function: Its primary role is to initialize and test the system hardware components (Power-On Self-Test or POST) and load the operating system from the hard drive into the RAM during the booting process.
  • Interface: It acts as an abstraction layer, allowing the software (OS) to interact with hardware devices like the keyboard, monitor, and disk drives.
  • Clarification: While it is essential for starting the computer, it is not the main Operating System (ruling out options C and D). The term "Binary" in option B is incorrect in this context. Modern computers have largely replaced traditional BIOS with the more advanced UEFI (Unified Extensible Firmware Interface).
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