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Question 106Asked in DSSSB TGT Computer Science, 7 Feb 2024, Shift 2 (12:30 PM)

Which of the following command is used in the communication system call of an

Which of the following command is used in the communication system call of an operating system?
  1. ARequest device, release device
  2. BAttach or detach remote devices
  3. CAllocate and free memory
  4. DRead, write, reposition
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Correct answer: (B) Attach or detach remote devices

Explanation

Communication system calls include creating/deleting connections, sending/receiving messages and attaching or detaching remote devices. Request/release device is device management, allocate/free memory is process control, read/write/reposition is file management.

From DSSSB TGT Computer Science PYQ, 7 Feb 2024, Shift 2 (12:30 PM)

This is question 106 of DSSSB TGT Computer Science PYQ, 7 Feb 2024, Shift 2 (12:30 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.