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UNIX MCQ Questions for Exam and Interview Preparation | Computer Science

Boost your exam and interview preparation with these UNIX MCQ questions. Explore key concepts in UNIX commands, file management, processes, and system administration to enhance your UNIX knowledge and skills. Page-8 section-9

Each section contains 100 MCQs on Unix .
71
expr can perform . . . . . . . . arithmetic operations.
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Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board
72
$ cd . . is used to move . . . . . . . . level up in the file hierarchy.
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
73
Programs and process are synonymous.
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
74
The command cd * will work.
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Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
75
Which one of the following is not an environment variable?
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Answer & Solution
Answer: Option D
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76
. . . . . . . . command displays the list of all open files and processes.
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Answer & Solution
Answer: Option B
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77
Which command is used to redo the changes made by the undo command?
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Answer & Solution
Answer: Option B
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78
set command by default displays the variables in the current shell.
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Answer & Solution
Answer: Option A
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79
Which of the following command will list all the hidden filenames in our directory having at least three characters after the dot (.)?
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Answer & Solution
Answer: Option C
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80
Which one of the following keys are used to moving cursor rightwards along a line?
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Answer & Solution
Answer: Option C
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