Category

Computer Organization and Architecture Mcqs


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



______ 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



______ 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



______ 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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