Computer Architecture Basics Mcqs
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17. The instruction -> Add LOCA,R0 does,
Adds the value of LOCA to R0 and stores in the temp register
Adds the value of R0 to the address of LOCA
Adds the values of both LOCA and R0 and stores it in R0
Adds the value of LOCA with a value in accumulator and stores it in R0
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18. Which registers can interact with the secondary storage ?
MAR
PC
IR
R0
19. During the execution of a program which gets initialized first ?
MDR
IR
PC
MAR
20. Which of the register/s of the processor is/are connected to Memory Bus ?
PC
MAR
IR
Both a and b
21. ISP stands for,
Instruction Set Processor
Information Standard Processing
Interchange Standard Protocol
Interrupt Service Procedure
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22. The internal Components of the processor are connected by _______ .
Processor intra-connectivity circuitry
Processor bus
Memory bus
Rambus
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23. ______ is used to choose between increment the PC or performing ALU operations .
Conditional codes
Multiplexer
Control unit
None of these
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24. The registers, ALU and the interconnection between them are collectively called as _____ .
Process route
Information trail
Information path
Data path
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25. _______ is used to store data in registers .
D flip flop
JK flip flop
RS flip flop
None of these
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26. During the execution of the instructions, a copy of the instructions is placed in the ______
Register
RAM
System heap
Cache
27. Two processors A and B have clock frequencies of 700 Mhz and 900 Mhz respectively. Suppose A can execute an instruction with an average of 3 steps and B can execute with an average of 5 steps. For the execution of the same instruction which processor is faster ?
A
B
Both take the same time
Insuffient information
28. A processor performing fetch or decoding of different instruction during the execution of another instruction is called ______ .
Super-scaling
Pipe-lining
Parallel Computation
None of these
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29. For a given FINITE number of instructions to be executed, which architecture of the processor provides for a faster execution ?
ISA
ANSA
Super-scalar
All of the above
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30. The clock rate of the processor can be improved by
Improving the IC technology of the logic circuits
Reducing the amount of processing done in one step
By using overclocking method
All of the above
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