Computer Fundamentals Mcqs

Page No. 7

Convert : (110)2 = ( __ )10.


a4

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b5

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c6

✓


d9

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View Answer 6

The 2’s complement of 15 is ____________


a0000

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b 0001

✓


c 0010

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d 0010

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View Answer 0001

Another name for base is __________


aroot

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bradix

✓


centity

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d median

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View Answer radix

The decimal equivalent of (0.101)2 will be ____________


a0.5

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b0.625

✓


c 0.25

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d 0.875

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View Answer 0.625

The signed magnitude for -3 will be ___________


a00000011

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b10000011

✓


c 11111101

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d11111100

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View Answer 10000011

A number with both integer and a fractional part has digits raised to both positive and negative powers of 2 in a decimal number system.


aTrue

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bFalse

✓


cA & B

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dNone of these

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View Answer False

The hexadecimal representation of 14 is _______________


aA

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b F

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cD

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dE

✓


View Answer E

Which of the following is not a decimal number?


a 114

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b 43.47

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c99.9A

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d 10101

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View Answer 99.9A

Select the incorrect option:


a (101)10 = (1100101)2

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bG is valid in hexadecimal system.

✓


cC represents 12

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dThe base of a decimal number system is 10.

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Which of the following is not a positional number system?


aRoman Number System

✓


bOctal Number System

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cBinary Number System

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dHexadecimal Number System

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View Answer Roman Number System

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