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Welcome to the Memory Organization MCQs Page

Dive deep into the fascinating world of Memory Organization with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Memory Organization, a crucial aspect of Computer Architecture. In this section, you will encounter a diverse range of MCQs that cover various aspects of Memory Organization, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Computer Architecture.

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Check out the MCQs below to embark on an enriching journey through Memory Organization. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Computer Architecture.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Memory Organization. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Memory Organization MCQs | Page 13 of 23

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Q121.
A small page size will result in less wasted storage when a contiguous region of virtualmemory is not equal in size to a multiple of the page size, this unused memory is known as

a.

Segmentation

b.

External fragmentation

c.

Internal fragmentation

d.

All above

Discuss
Answer: (c).Internal fragmentation
Q122.
To help the operating system estimate LRU, many processors provide a

a.

Use bit

b.

Reference bit

c.

Fault bit

d.

Both a and b

Discuss
Answer: (d).Both a and b
Q123.
The policy for memory hierarchies: L1 data are never found in an L2 cache, refers to

a.

Write buffer

b.

Multilevel exclusion

c.

Write-through

d.

Multilevel inclusion

Discuss
Answer: (b).Multilevel exclusion
Q124.
The 64-bit virtual address of the AMD64 architecture is mapped onto

a.

64 bits physical addresses

b.

32 bits physical addresses

c.

52 bits physical addresses

d.

128 bits physical addresses

Discuss
Answer: (c).52 bits physical addresses
Q125.
A better measurement of performance of memory-hierarchy is the

a.

Average memory access time

b.

Average memory hit rate

c.

Average memory miss rate

d.

Write stall

Discuss
Answer: (a).Average memory access time
Q126.
When the computer processor does not get a data item it requires in the cache, then the problem is known as

a.

Cache miss

b.

Cache hit

c.

File caches

d.

Name cache

Discuss
Answer: (a).Cache miss
Q127.
To restrict entry into others

a.

Call gate

b.

Frame gate

c.

Jump

d.

None of above

Discuss
Answer: (a).Call gate
Q128.
Significant percentage of the spent time in moving data in two levels in the memory hierarchy, then the memory-hierarchy is said to

a.

Thrash

b.

Mixed

c.

Averaging

d.

Write stall

Discuss
Answer: (a).Thrash
Q129.
The cache term is now applied when a buffering is employed for reusing commonly occurring items, for example

a.

File caches

b.

Name cache

c.

Flash memory

d.

Both a and b

Discuss
Answer: (d).Both a and b
Q130.
If each block having one place to be appear in the cache, this cache is said to be

a.

Indirectly mapped

b.

Directly mapped

c.

Pages

d.

Registers

Discuss
Answer: (b).Directly mapped
Page 13 of 23

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