Computer Studies Practice Tests – Concept of Numbering System in Computing


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Convert 10110100012 to decimal.

A. 2110      B. 71910      C. 72010      D. 72110


Which of the following hexadecimal alphabets stands for twelve (14)?

A. B       B. C       C. D       D. E


Express 30478 in base ten. 

A. 1438      B. 1500      C. 1570      D. 1575


Convert 0.125 to base two (NECO 2018)

A. 0.12      B. 0.012      C. 0.0012      D. 0.00012


Convert 110112 to base 10. (NECO 2014)

A. 17      B. 27      C. 31      D. 37


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