What is the full form of the abbreviation BIOS? MCQ with Answer and Explanation

What is the full form of the abbreviation BIOS?
A. Binary Input Output System
B. Basic Input Output System
C. Base Internal Output Software
D. Basic Integrated Operating System
Answer: Option B
Solution (By JKSSB Mock Tests)
BIOS stands for Basic Input Output System. It is the built-in core firmware that coordinates early diagnostic hardware validation before booting the operating system.

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Practice More Computer Abbreviations Questions

Question #1
What does the alternative CPU architecture abbreviation CISC stand for?
A. Centralized Instruction Set Core
B. Complete Integrated System Computer
C. Complex Instruction Set Computer
D. Compiled Instruction Sequence Computer

Correct Answer: Option C


Explanation:
CISC stands for Complex Instruction Set Computer. It features a broad architecture where single hardware instructions are capable of executing multi-step internal operations.

This question belongs to: Computer Computer Abbreviations
Question #2
What does the ultra-efficient memory acronym LPDDR represent?
A. Linear Power Double Data Rate
B. Linked Phase Double Data Rate
C. Low Power Double Data Rate
D. Logical Port Double Data Rate

Correct Answer: Option C


Explanation:
LPDDR stands for Low Power Double Data Rate. It is a low-operating-voltage variation of standard DDR memory explicitly engineered to preserve battery runtime in mobile electronic architectures.

This question belongs to: Computer Computer Abbreviations
Question #3
In modern physical motherboard layouts, what does the slot standard M.2 represent?
A. Memory 2.0 Port
B. Next Generation Form Factor (natively tracked as M.2 layout specification)
C. Main 2 Slot
D. Micro 2.0 Module

Correct Answer: Option B


Explanation:
M.2 is a physical expansion specification originally designed under the working name NGFF (Next Generation Form Factor) to handle extremely small expansion cards.

This question belongs to: Computer Computer Abbreviations