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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-6

Each section contains 100 MCQs on Unix .
71
. . . . . . . . command allows us to undo a number of changes that have been made to a single line before moving away from that line.
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
72
We can prefix repeat factor with word navigation commands.
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Answer & Solution
Answer: Option A
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73
Shell scripts need to be saved with an extension .sh .
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
74
To extract specific columns from a file, . . . . . . . . command is used.
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Answer & Solution
Answer: Option D
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75
We can use 'yy' command for copy and paste operation.
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Answer & Solution
Answer: Option A
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76
Which of the following is default permission set for ordinary files?
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Answer & Solution
Answer: Option A
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77
Which of the following function cannot be performed by mailx command?
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Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
78
Which command is used for creating directories?
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
79
Which option is used with cp command for linking files instead of copying?
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Answer & Solution
Answer: Option B
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80
perl variables have no type and no initialization.
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Answer & Solution
Answer: Option A
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