Computer organization mcqs caches

 

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Computer organization mcqs caches

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Question 1
The reason for the implementation of the cache memory is .....
A
To increase the internal memory of the system
B
The difference in speeds of operation of the processor and memory
C
To reduce the memory access and cycle time
D
All of the mentioned
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Question 1 Explanation: 
This difference in the speeds of operation of the system caused it to be inefficient.
Question 2
The effectiveness of the cache memory is based on the property of .....
A
Locality of reference
B
Memory localisation
C
Memory size
D
None of the mentioned
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Question 2 Explanation: 
This means that the cache depends on the location in the memory that is referenced often.
Question 3
The temporal aspect of the locality of reference means .....
A
That the recently executed instruction won't be executed soon
B
That the recently executed instruction is temporarily not referenced
C
That the recently executed instruction will be executed soon again
D
None of the mentioned
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Question 4
The spatial aspect of the locality of reference means .....
A
That the recently executed instruction is executed again next
B
That the recently executed won't be executed again
C
That the instruction executed will be executed at a later time
D
That the instruction in close proximity of the instruction executed will be executed in future
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Question 4 Explanation: 
The spatial aspect of locality of reference tells that the nearby instruction is more likely to be executed in future.
Question 5
The correspondence between the main memory blocks and those in the cache is given by .....
A
Hash function
B
Mapping function
C
Locale function
D
Assign function
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Question 5 Explanation: 
The mapping function is used to map the contents of the memory to the cache.
There are 5 questions to complete.

 

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