duybest's Quiz

Question 1

Which disk scheduling algorithm can lead to starvation?

Accepted Answer

2

Question 2

Which of the following disk scheduling algorithms moves the disk head to the end and then immediately returns to the beginning of the disk without serving any requests?

Accepted Answer

3

Question 3

Which of the following page replacement algorithms can exhibit an increase in the page fault rate even when the number of allocated frames increases?

Accepted Answer

0

Question 4

Which of the following is NOT shared by threads of the same process?

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0

Question 5

Which of the following actions is/are typically not performed by the operating system when switching context from process A to process B?

Accepted Answer

2

Question 6

What is the swap space in the disk used for?

Accepted Answer

3

Question 7

Which of the following is available in NTFS format?

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0

Question 8

Which of the following is an MBR (Master Boot Record) partition structure limitation?

Accepted Answer

1

Question 9

Which of the following statements is true about NTFS?

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3

Question 10

Which of the following disk scheduling algorithms can lead to starvation?

Accepted Answer

2

Question 11

Which component contains entries for each cluster in the entire disk partition?

Accepted Answer

3

Question 12

In demand paging, to protect memory, each page table entry is associated with a valid-invalid bit. The bit is set to invalid in which case?

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1

Question 13

KB page size, using a two-level page table to translate virtual addresses to physical addresses, given that the level-1 page table has 1024 entries, how many entries does each level-2 page table havđ

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0

Question 14

Which of the following disk scheduling algorithms results in the minimum disk head movement?

Accepted Answer

3

Question 15

In a system with a 32-bit virtual address and a 1 KB page size, using a single-level page table to translate virtual addresses to physical addresses is impractical because:

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2

Question 16

Which of the following statements is true in the context of cache memory block size?

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Question 17

Which of the following statements is true regarding memory fragmentation?

Accepted Answer

3

Question 18

What is the purpose of the Page-Fault Frequency (PFF) algorithm?

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Question 19

The time for the desired sector to rotate under the disk head is known as:

Accepted Answer

1

Question 20

Which page replacement algorithm exhibits Belady's anomaly?

Accepted Answer

0