Computer Organization and Architecture Mcqs

Page No. 7

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


aThe operation is valid


bThe operation is validated


cThe operation has resulted in an overflow


dNone of the mentioned



The register used to store the flags is called as _________


aFlag register


bStatus register


cTest register


dLog register


View Answer Status register

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


aConditional code flags


bTest output flags


cType flags


dNone of the mentioned



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


a0001


b1101


c0101


d1001


View Answer 0101

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


a11110


b1110


c1010


d0010


View Answer 1110

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


a 1010


b1110


c0110


d1000


View Answer 1000

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


aSign-magnitude


b1’s complement


c2’s complement


dNone of the mentioned


View Answer Sign-magnitude

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


a Sign-magnitude


b 1’s complement


c2’S complement


dNone of the mentioned


View Answer 2’S complement

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


aSign-magnitude


b1’s complement


c2’s complement


d1’s & 2’s compliment


View Answer Sign-magnitude

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


aFrames


bPages


cBlocks


dVectors


View Answer Frames

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