Test Index

WAEC Computer Studies 2016 Paper

Question : 44

Total: 49

The decimal number 1024 in hexadecimal equivalent is?

Solution:

Concept:

Decimal to hexadecimal conversion uses repeated division by

16

and reading remainders in reverse order.

Explanation:

Divide

1024

16

1024 \div 16 = 64

with remainder

0

Divide

64

16

64 \div 16 = 4

with remainder

0

Divide

4

16

4 \div 16 = 0

with remainder

4

Now write the remainders in reverse order:

0, 0, 4

This gives the hexadecimal number

400_{16}

Answer:

400

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