Computer organization mcqs performance system

 

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Computer organization mcqs performance system

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Question 1
During the execution of the instructions, a copy of the instructions is placed in the .....
A
Register
B
RAM
C
System heap
D
Cache
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Question 2
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
A
B
B
C
Both take the same time
D
Insufficient information
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Question 2 Explanation: 
The performance of a system can be found out using the Basic performance formula.
Question 3
A processor performing fetch or decoding of different instruction during the execution of another instruction is called .....
A
Super-scaling
B
Pipe-lining
C
Parallel Computation
D
None of the mentioned
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Question 3 Explanation: 
Pipe-lining is the process of improving the performance of the system by processing different instructions at the same time, with only one instruction performing one specific operation.
Question 4
For a given FINITE number of instructions to be executed, which architecture of the processor provides for a faster execution?
A
ISA
B
ANSA
C
Super-scalar
D
All of the mentioned
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Question 4 Explanation: 
In super-scalar architecture, the instructions are set in groups and they're decoded and executed together reducing the amount of time required to process them.
Question 5
The clock rate of the processor can be improved by .....
A
Improving the IC technology of the logic circuits
B
Reducing the amount of processing done in one step
C
By using the overclocking method
D
All of the mentioned
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Question 5 Explanation: 
The clock rate(frequency of the processor) is the hardware dependent quantity it is fixed for a given processor.
There are 5 questions to complete.

 

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