Computer Organization and Architecture Mcqs

Page No.

The time delay between two successive initiations of memory operation _______


aMemory access time

✖


bMemory search time

✖


cMemory cycle time

✓


dInstruction delay

✖


View Answer Memory cycle time

MFC stands for ___________


aMemory Format Caches

✖


bMemory Function Complete

✓


c Memory Find Command

✖


dMass Format Command

✖


View Answer Memory Function Complete

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


aSecondary memory

✖


b Virtual memory

✓


cHard-disk

✖


d Disks

✖


View Answer Virtual memory

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


aHeaps

✖


b Higher capacity RAM’s

✖


cSDRAM’s

✖


d Cache’s

✓


View Answer Cache’s

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


aAddress decoder and registers

✖


b Control circuits

✖


cAddress decoder, registers and Control circuits

✓


dOnly Control circuits

✖


View Answer Address decoder, registers and Control circuits

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


aSingle bus

✓


bMultiple bus

✖


cStar bus

✖


d Rambus

✖


View Answer Single bus

The Input devices can send information to the processor


a When the SIN status flag is set

✓


bWhen the data arrives regardless of the SIN flag

✖


cNeither of the cases

✖


dEither of the cases

✖


View Answer When the SIN status flag is set

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


a Input

✖


bData

✓


cInformation

✖


dStored Values

✖


View Answer Data

The control unit controls other units by generating ___________


aControl signals

✖


bTiming signals

✓


cTransfer signals

✖


dCommand Signals

✖


View Answer Timing signals

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


aAccumulators

✓


bRegisters

✖


c Heap

✖


d Stack

✖


View Answer Accumulators

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