COMPUTER STUDIES QUESTIONS WITH ANSWERS
Compute the value of x in the following expressions
(i) 24.3510 = X_{2} (3mks)
(ii) 6ABH = X_{10} (2mks)
Using twos complements compute the following using 8 bits binary (4mks)
25_{10} – 20_{10}
c) Subtract the following binary numbers using the One’s Compliment method. (3mks)
(11101)_{2} – (1010)_{2}
d)Convert 6057_{8} to Hexadecimal. (3mks)
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