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Operating System Architecture MCQs | Page - 37

Dear candidates you will find MCQ questions of Operating System Architecture here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Mr. Dubey • 51.17K Points
Coach

Q. 361) Which of the following calls never returns an error?

(A) getpid
(B) ioct1
(C) fork
(D) open
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Mr. Dubey • 51.17K Points
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Q. 362) Which of the following commands is used to count the total number of lines,words and characters contained in a file?

(A) count p
(B) wc
(C) wcount
(D) count w
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Mr. Dubey • 51.17K Points
Coach

Q. 363) The cc command makes a total of

(A) 1 pass
(B) 2 pass
(C) 3 pass
(D) 4 pass
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Mr. Dubey • 51.17K Points
Coach

Q. 364) Which command will be used with vi editor to move back to the beginning of a word

(A) b
(B) e
(C) a
(D) w
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Mr. Dubey • 51.17K Points
Coach

Q. 365) Mounting a file system results in the loading of

(A) boot block
(B) super block
(C) i-node table
(D) all of thes
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Mr. Dubey • 51.17K Points
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Q. 366) When a process makes a system call ,its mode changes from

(A) user to kernel
(B) kernel to user
(C) restricted to unrestricted
(D) unrestricted to restricted
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Mr. Dubey • 51.17K Points
Coach

Q. 367) Which of the following files contains information related to password aging?

(A) hadow
(B) profile
(C) password
(D) all of these
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Mr. Dubey • 51.17K Points
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Q. 368) Which of the following are character special files?

(A) terminal
(B) printer
(C) modem
(D) tape drive
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Mr. Dubey • 51.17K Points
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Q. 369) To allow only one user to work with a particular file at a particular time ,one has to

(A) semaphore
(B) critical region
(C) locking
(D) dedicated mode
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Mr. Dubey • 51.17K Points
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Q. 370) A popular boot loader used by most Linux distributions to boot Linux is called

(A) fifo
(B) lilo
(C) lifo
(D) none
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