Q. What is an internal command in Unix ?
✅ Correct Answer: (B)
commands that are executred directly by the shell
Operating System Architecture MCQs | Page - 1
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.
Q. What is major device number ?
✅ Correct Answer: (A)
it is an index to the kernel table that contains the address of all device driver functions known to the system
Q. The game program,"space travel"for GECOS system was written in
✅ Correct Answer: (C)
fortran
Q. Which of the following is used to write disk block images from memory to disk
✅ Correct Answer: (C)
sync
Q. While providing a text processing system for the patent department at bell labs,the unix system was moved to in 1971
✅ Correct Answer: (D)
pdp-11
Q. What is minor device number
✅ Correct Answer: (D)
it tells the device driver functionwhat actual physiacl device it is talking to and i/0 buffernig scheme to be used for data transfer
Q. What is directory hierarchy ?
✅ Correct Answer: (A)
it is an organizational structure in which directories can contain files and other sub directories
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