GCE Computer Studies 2025 Objective — Question 45

Question 45 of 50 from the General Certificate of Education (GCE) Computer Studies 2025 Objective paper, with the correct answer and a full explanation.

Convert 70 from base ten to octal

A. 018(base 8)
B. 106(base 8)Correct
C. 601(base 8)
D. 810(base 8)

Explanation

70 divided by 8 gives 8 remainder 6; 8 divided by 8 gives 1 remainder 0; 1 divided by 8 gives 0 remainder 1. Reading the remainders from bottom to top gives 106(base 8).

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