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Electronics Engineering Objective Questions { Digital Circuit and Microprocessor }



8. The 2's complement of 10002 is
A.111
B.101
C.1000
D.1
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9. The chief reason why digital computers use complemental subtraction is that it
A. simplifies their circuitry
B. is a very simple process
C. can handle negative numbers easily
D. avoid direct subtraction
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10. The binary division 110002 + 1002 gives
A.110
B.1100
C.( c) 11
D.101
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11. The number 128 is equivalent to decimal
A.12
B.20
C.10
D.4
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12. The number 1001012 is equivalent to octal
A.54
B.45
C.37
D.25
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13. The number 178 is equivalent to binary
A.111
B.110
C.10000
D.1111
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14. Which of the following is NOT an octal number?
A.19
B.77
C.15
D.101
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