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PPSC Past Paper 2026 (Computer Operator)
PPSC · 2025 · Practice with instant answers and explanations
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100 Past Paper MCQs
Question 72 of 100
72%
Practice Time
00:00
Question
72
Past Paper
PPSC
A computer primarily uses which number system?
A
Decimal
B
Binary
C
Hexadecimal
D
Octal
Correct Answer:
Option B — Binary
Explanation:
Digital computers internally represent and process data in binary.
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