Computer Organization and Architecture Mcqs

Page No. 43

The algorithm to remove and place new contents into the cache is called _______


aReplacement algorithm


bRenewal algorithm


cUpdation


dNone of the mentioned


View Answer Replacement algorithm

The correspondence between the main memory blocks and those in the cache is given by _________


aHash function


bMapping function


c Locale function


dAssign function


View Answer Mapping function

The spatial aspect of the locality of reference means ________


a That the recently executed instruction is executed again next


bThat the recently executed won’t be executed again


cThat the instruction executed will be executed at a later time


d That the instruction in close proximity of the instruction executed will be executed in future



The temporal aspect of the locality of reference means ________


aThat the recently executed instruction won’t be executed soon


bThat the recently executed instruction is temporarily not referenced


cThat the recently executed instruction will be executed soon again


dNone of the mentioned



The effectiveness of the cache memory is based on the property of ________


aLocality of reference


b Memory localisation


cMemory size


dNone of the mentioned


View Answer Locality of reference

The reason for the implementation of the cache memory is ________


aTo increase the internal memory of the system


bThe difference in speeds of operation of the processor and memory


cTo reduce the memory access and cycle time


dAll of the mentioned



Data which is not up-to date is called as _______


aSpoilt data


bStale data


cDirty data


dNone of the mentioned


View Answer Stale data

The bit used to indicate whether the block was recently used or not is _______


aIdol bit


bControl bit


cReference bit


dDirty bit


View Answer Dirty bit

A control bit called _________ has to be provided to each block in set-associative.


a Idol bit


bValid bit


cReference bit


dReference bit


View Answer Valid bit

In set-associative technique, the blocks are grouped into ______ sets.


a4


b 8


c12


d6


View Answer 6

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