QUESTION 21 Which of the following is NOT a consideration when determining a sys
ID: 3572952 • Letter: Q
Question
QUESTION 21
Which of the following is NOT a consideration when determining a system's page size?
The minimization of I/O results in the desire for larger page sizes.
Memory utilization is better with smaller page sizes.
Each process must have its own copy of the page table making large page sizes desirable.
Fragmentation is more severe with smaller page sizes.
2 points
QUESTION 22
Which of the following dynamic storage-allocation algorithms results in the smallest leftover hole in memory?
First fit
Best fit
Worst fit
None of the above
2 points
QUESTION 23
Suppose we have the following page accesses: 1 2 3 4 2 3 4 1 2 1 1. Suppose that there are also three frames within our system (empty in the beginning). Using the FIFO replacement algorithm, how many page faults following the execution of the given reference string?
6
4
7
5
2 points
QUESTION 24
A tree structure of directory prohibits the sharing of files or directories.
True
False
2 points
QUESTION 25
A thread is composed of a thread ID, program counter, register set, and heap.
True
False
2 points
QUESTION 26
The main disadvantage to using a hash table to implement a directory structure is slow to search.
True
False
2 points
QUESTION 27
For a computer system to begin running, the CPU must initialize and start executing the bootstrap program in firmware.
True
False
The minimization of I/O results in the desire for larger page sizes.
Memory utilization is better with smaller page sizes.
Each process must have its own copy of the page table making large page sizes desirable.
Fragmentation is more severe with smaller page sizes.
Explanation / Answer
21. The minimization of I/O results in the desire for larger page sizes.
22. Best fit
23. 5
24. True
25. False
26. True
27. True
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