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Railways PYQCBT 1 2016

RRB NTPC · Question 39

Full form of BIOS is A. Binary Interchange Operation System B. Basic Input Output System C. Beginner’s Input Operation Symbol D. Basic Interface Oriented service

  1. B

  2. C

  3. D

  4. A

Show answer & explanation

Answer: (A) B

Explanation

BIOS stands for Basic Input Output System. It is firmware stored on a chip on the motherboard that runs when a computer starts: it tests the hardware (POST) and loads the operating system.