Computer Organization and Architecture Mcqs

Page No. 7

The Flag ‘V’ is set to 1 indicates that _____________


aThe operation is valid

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bThe operation is validated

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cThe operation has resulted in an overflow

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dNone of the mentioned

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The register used to store the flags is called as _________


aFlag register

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bStatus register

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cTest register

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dLog register

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View Answer Status register

The processor keeps track of the results of its operations using flags called ________


aConditional code flags

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bTest output flags

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cType flags

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dNone of the mentioned

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When we subtract -3 from 2 , the answer in 2’s complement form is _________


a0001

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b1101

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c0101

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d1001

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View Answer 0101

When we perform subtraction on -7 and -5 the answer in 2’s complement form is ________


a11110

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b1110

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c1010

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d0010

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View Answer 1110

When we perform subtraction on -7 and 1 the answer in 2’s complement form is _________


a 1010

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b1110

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c0110

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d1000

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View Answer 1000

Which method of representation has two representations for ‘0’?


aSign-magnitude

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b1’s complement

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c2’s complement

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dNone of the mentioned

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View Answer Sign-magnitude

Which representation is most efficient to perform arithmetic operations on the numbers?


a Sign-magnitude

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b 1’s complement

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c2’S complement

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dNone of the mentioned

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View Answer 2’S complement

Which method/s of representation of numbers occupies a large amount of memory than others?


aSign-magnitude

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b1’s complement

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c2’s complement

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d1’s & 2’s compliment

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View Answer Sign-magnitude

Physical memory is divided into sets of finite size called as ______


aFrames

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bPages

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cBlocks

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dVectors

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View Answer Frames

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