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Welcome to the Linux System MCQs Page

Dive deep into the fascinating world of Linux System with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Linux System, a crucial aspect of Operating System. In this section, you will encounter a diverse range of MCQs that cover various aspects of Linux System, 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 Operating System.

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Check out the MCQs below to embark on an enriching journey through Linux System. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Operating System.

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

Linux System MCQs | Page 10 of 31

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Q91.
In virtual memory. the programmer __________ of overlays.

a.

has to take care

b.

does not have to take care

c.

all of the mentioned

d.

none of the mentioned

Discuss
Answer: (b).does not have to take care
Q92.
Virtual memory is normally implemented by ________

a.

demand paging

b.

buses

c.

virtualization

d.

all of the mentioned

Discuss
Answer: (a).demand paging
Q93.
Segment replacement algorithms are more complex than page replacement algorithms because :

a.

Segments are better than pages

b.

Pages are better than segments

c.

Segments have variable sizes

d.

Segments have fixed sizes

Discuss
Answer: (c).Segments have variable sizes
Q94.
A swapper manipulates ___________ whereas the pager is concerned with individual _______ of a process.

a.

the entire process, parts

b.

all the pages of a process, segments

c.

the entire process, pages

d.

none of the mentioned

Discuss
Answer: (c).the entire process, pages
Q95.
Using a pager :

a.

increases the swap time

b.

decreases the swap time

c.

decreases the swap time &amount of physical memory needed

d.

increases the amount of physical memory needed

Discuss
Answer: (c).decreases the swap time &amount of physical memory needed
Q96.
The valid – invalid bit, in this case, when valid indicates :

a.

the page is not legal

b.

the page is illegal

c.

the page is in memory

d.

the page is not in memory

Discuss
Answer: (c).the page is in memory
Q97.
A page fault occurs when :

a.

a page gives inconsistent data

b.

a page cannot be accesses due to its absence from memory

c.

a page is invisible

d.

all of the mentioned

Discuss
Answer: (b).a page cannot be accesses due to its absence from memory
Q98.
When a page fault occurs, the state of the interrupted process is :

a.

disrupted

b.

invalid

c.

saved

d.

none of the mentioned

Discuss
Answer: (c).saved
Q99.
When a process begins execution with no pages in memory :

a.

process execution becomes impossible

b.

a page fault occurs for every page brought into memory

c.

process causes system crash

d.

none of the mentioned

Discuss
Answer: (b).a page fault occurs for every page brought into memory
Q100.
If the memory access time is denoted by ‘ma’ and ‘p’ is the probability of a page fault (0 <= p <= 1). Then the effective access time for a demand paged memory is :

a.

p x ma + (1-p) x page fault time

b.

ma + page fault time

c.

(1-p) x ma + p x page fault time

d.

none of the mentioned

Discuss
Answer: (c).(1-p) x ma + p x page fault time
Page 10 of 31

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