Computer Organization & Architecture (3140707) MCQs

MCQs of Memory Organization

Showing 41 to 45 out of 45 Questions
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41.
The main memory is 4K x 9 and cache memory is 512 X 9 in direct mapping. Tag field of cache memory is _____.
(a) 9 bits
(b) 6 bits
(c) 3 bits
(d) 12 bits
Answer:

Option (c)

42.
Which of the mapping process has drawback that two words with the same index in their address but with different tag values cannot reside in cache memory at the same time?
(a) Set-associative mapping
(b) Direct mapping
(c) Associative mapping
(d) Not such a drawback exists
Answer:

Option (b)

43.
Which of the following replacement algorithm is not used in set-associative mapping?
(a) Random replacement
(b) FIFO
(c) LRU
(d) All are used
Answer:

Option (d)

44.
In virtual memory concept, the address in main memory is called as ________.
(a) physical address
(b) virtual address
(c) address space
(d) main address
Answer:

Option (a)

45.
Consider a computer with an address space of 8K and a memory space of 4K. If we split each into groups of 512 words, we obtain ______ pages and _______ blocks respectively.
(a) 64, 32
(b) 16, 8
(c) 8, 16
(d) 32, 64
Answer:

Option (b)

Showing 41 to 45 out of 45 Questions
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