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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-10 section-7

Each section contains 100 MCQs on Unix .
91
Which of the following is not a valid symbolic constant?
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Answer & Solution
Answer: Option C
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92
Which of the following command is a substitute for ':x' command?
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Answer & Solution
Answer: Option B
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93
The syntax for using && is . . . . . . . .
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Answer & Solution
Answer: Option A
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94
A file has permissions as rwx r– —. A user other than the owner cannot edit the file.
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Answer & Solution
Answer: Option A
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95
. . . . . . . . option is used for checking whether a particular file is older than a specified file.
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Answer & Solution
Answer: Option D
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96
When we execute a C program, CPU runs in . . . . . . . . mode.
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Answer & Solution
Answer: Option A
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97
When fork() is invoked, the child process created gets a new PID.
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Answer & Solution
Answer: Option A
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98
tar command can use the standard input to obtain its file list.
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Answer & Solution
Answer: Option B
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99
Which option is used by ps command to get a detailed listing of process attributes?
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Answer & Solution
Answer: Option B
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100
Which of the following symbol is used for negating the character class?
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Answer & Solution
Answer: Option C
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