Computer Organization and Architecture Mcqs

Page No. 9

The transfer of large chunks of data with the involvement of the processor is done by _______


aDMA controller

✓


bArbitrator

✖


cUser system programs

✖


dNone of the mentioned

✖


View Answer DMA controller

The BOOT sector files of the system are stored in ___________


aHarddisk

✖


bROM

✓


cRAM

✖


dFast solid state chips in the motherboard

✖


View Answer ROM

Complete the following analogy:- Registers are to RAM’s as Cache’s are to ___________


aSystem stacks

✖


bOverlays

✖


cPage Table

✖


dTLB

✓


View Answer TLB

Does the Load instruction do the following operation/s?


aLoads the contents of a disc onto a memory location

✖


bLoads the contents of a location onto the accumulators

✓


cLoad the contents of the PCB onto the register

✖


dNone of the mentioned

✖



The unit which acts as an intermediate agent between memory and backing store to reduce process time is ___________


aTLB’s

✖


bRegisters

✖


cPage tables

✖


dCache

✓


View Answer Cache

The technique used to store programs larger than the memory is ____________


aOverlays

✓


bExtension registers

✖


cBuffers

✖


dBoth Extension registers and Buffers

✖


View Answer Overlays

When generating physical addresses from a logical address the offset is stored in __________


aTranslation look-aside buffer

✖


bRelocation register

✓


cPage table

✖


dShift register

✖


View Answer Relocation register

If we want to perform memory or arithmetic operations on data in Hexa-decimal mode then we use _________ symbol before the operand.


a~

✖


b!

✖


c$

✓


d*

✖


View Answer $

Add #%01011101,R1 , when this instruction is executed then _________


aThe binary addition between the operands takes place

✓


bThe Numerical value represented by the binary value is added to the value of R1

✖


cThe addition doesn’t take place, whereas this is similar to a MOV instruction

✖


dNone of the mentioned

✖



The condition flag Z is set to 1 to indicate _______


aThe operation has resulted in an error

✖


bThe operation requires an interrupt call

✖


cThe result is zero

✓


dThere is no empty register available

✖


View Answer The result is zero

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