1. Which of the following can be used to prevent user programs from never returning control to the operating system? (A) wireless access point (B) timer (C) firewall (D) program counter

1. Which of the following can be used to prevent user programs from never returning control to the operating system?
(A) wireless access point
(B) timer
(C) firewall
(D) program counter

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統計： A(2), B(2), C(1), D(3), E(0) #2366018

詳解 (共 1 筆)

ametachu

B1 · 2023/04/13

#5776466

We must prevent a us...

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5. Which of the following statements is true with respect to Belady's anomaly? (A) Giving more memory to a process will improve its performance. (B) As the number of allocated frames increases, the page-fault rate may decrease for all page replacement algorithms. (C) For some page replacement algorithms, the page-fault rate may increase as the number of allocated frames increases. (D) For some page replacement algorithms, the page-fault rate may decrease as the number of allocated frames increases.

1. Which of the following can be used to prevent user programs from never returning control to the operating system?
(A) wireless access point
(B) timer
(C) firewall
(D) program counter

詳解 (共 1 筆)

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