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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-7 section-7

Each section contains 100 MCQs on Unix .
61
We can also duplicate the file descriptor using . . . . . . . .
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
62
Which one of the following command is used for replacing | with : globally?
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Answer & Solution
Answer: Option C
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63
Which option is used for displaying the line numbers containing the pattern along with lines?
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Answer & Solution
Answer: Option D
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64
The -a option when used with ps command lists processes of all users but doesn't display the system processes.
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Answer & Solution
Answer: Option A
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65
To remove all other windows except the current one, which of the following command is used?
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Answer & Solution
Answer: Option A
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66
The shell waits for the command to complete and normally can't do any work while the command is executing.
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Answer & Solution
Answer: Option A
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67
To add elements to the right side of the array . . . . . . . . function is used.
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Answer & Solution
Answer: Option B
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68
When a string is used for numeral computations, perl converts it into . . . . . . . .
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Answer & Solution
Answer: Option C
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69
Address space of a process is virtual.
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Answer & Solution
Answer: Option A
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70
Which of the following symbol is used with chmod to assign permission to a file?
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Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board