WAEC Data Processing 2025 Objective — Question 2

Question 2 of 40 from the West African Examinations Council (WAEC) Data Processing 2025 Objective paper, with the correct answer and a full explanation.

Convert A0B(hex) to a number in binary.

A. 101001011
B. 101101010
C. 101000001011Correct
D. 101100001010

Explanation

To convert the hexadecimal number A0B to binary, each hex digit is replaced by its 4-bit binary equivalent: A=1010, 0=0000, B=1011. Combining gives 1010 0000 1011 = 101000001011.

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