WAEC Computer Studies 2025 Objective — Question 3

Question 3 of 50 from the West African Examinations Council (WAEC) Computer Studies 2025 Objective paper, with the correct answer and a full explanation.

The number B & F is written in:

A. Binary system
B. Decimal system
C. Hexadecimal systemCorrect
D. Octal system

Explanation

Hexadecimal (base-16) uses digits 0-9 and letters A-F to represent values; A to F represent 10 to 15.

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