Computer Organization and Architecture Mcqs

Page No. 1

The time delay between two successive initiations of memory operation _______


aMemory access time

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bMemory search time

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cMemory cycle time

✓


dInstruction delay

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View Answer Memory cycle time

MFC stands for ___________


aMemory Format Caches

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bMemory Function Complete

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c Memory Find Command

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dMass Format Command

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______ is generally used to increase the apparent size of physical memory.


aSecondary memory

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b Virtual memory

✓


cHard-disk

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d Disks

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View Answer Virtual memory

To reduce the memory access time we generally make use of ______


aHeaps

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b Higher capacity RAM’s

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cSDRAM’s

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d Cache’s

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View Answer Cache’s

The I/O interface required to connect the I/O device to the bus consists of ______


aAddress decoder and registers

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b Control circuits

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cAddress decoder, registers and Control circuits

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dOnly Control circuits

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______ bus structure is usually used to connect I/O devices.


aSingle bus

✓


bMultiple bus

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cStar bus

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d Rambus

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View Answer Single bus

The Input devices can send information to the processor


a When the SIN status flag is set

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bWhen the data arrives regardless of the SIN flag

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cNeither of the cases

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dEither of the cases

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______ are numbers and encoded characters, generally used as operands.


a Input

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bData

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cInformation

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dStored Values

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View Answer Data

The control unit controls other units by generating ___________


aControl signals

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bTiming signals

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cTransfer signals

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dCommand Signals

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View Answer Timing signals

The ALU makes use of _______ to store the intermediate results.


aAccumulators

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bRegisters

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c Heap

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d Stack

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View Answer Accumulators

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