Computer Organization and Architecture Mcqs

Page No. 50

The special memory used to store the micro routines of a computer is ________


aControl table

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bControl store

✓


cControl mart

✖


dControl mart

✖


View Answer Control store

Individual control words of the micro routine are called as ______


aMicro task

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bMicro operation

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cMicro instruction

✓


dMicro command

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View Answer Micro instruction

A sequence of control words corresponding to a control sequence is called _______


a None of the mentioned

✓


bMicro function

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cMicro procedure

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dNone of the mentioned

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A word whose individual bits represent a control signal is ______


aCommand word

✖


bControl word

✓


cCo-ordination word

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dGeneration word

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View Answer Control word

In micro-programmed approach, the signals are generated by ______


aMachine instructions

✓


bSystem programs

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cUtility tools

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d None of the mentioned

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View Answer Machine instructions

The counter that keeps track of how many times a block is most likely used is _______


aCount

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bReference counter

✓


cUse counter

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dProbable counter

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View Answer Reference counter

In LRU, the referenced blocks counter is set to’0′ and that of the previous blocks are incremented by one and others remain same, in the case of ______


aHit

✓


bMiss

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cDelay

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dNone of the mentioned

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View Answer Hit

The LRU can be improved by providing a little randomness in the access.


aTrue

✓


bFalse

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ceither true either false

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dnone of the mentioned

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View Answer True

The algorithm which removes the recently used page first is ________


aLRU

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b MRU

✓


cOFM

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dNone of the mentioned

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View Answer MRU

The LRU provides very bad performance when it comes to _________


aBlocks being accessed is sequential

✓


bWhen the blocks are randomised

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cWhen the consecutive blocks accessed are in the extremes

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dNone of the mentioned

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