Cyber Class 5 Memory and Operating Systems

Asked by AKSHAY GURU VARADHARAJAN · SRI CHAITANYA TECHNO SCHOOL, JAYANTI NAGAR.

When you press the power button on a computer, a small program stored in the ROM checks all hardware components before loading the Operating System. What is this process called?

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A Multitasking
B Defragmentation
C POST (Power-On Self-Test)
D Formatting

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Answer: C. POST (Power-On Self-Test)

Answer: (C) POST (Power-On Self-Test)
Explanation: POST is a built-in diagnostic program that "tests" the hardware (keyboard, RAM, etc.) to make sure everything is working before the Operating System takes over during the Booting process.

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When you press the power button on a computer, a small program stored in the ROM checks all hardware components before loading the Operating System. What is this process called?

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