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Computer Science · all questions

UNIX
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Soft linked files are provided with different inode number as the original one.

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Search and replace operations can also use regular expressions for matching multiple patterns.

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What is UNIX?

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Jobs scheduled using batch command can be removed using . . . . . . . . option.

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When backspace doesn't work to erase characters, we can use . . . . . . . .

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A device file contains no data.

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The chmod command invokes the . . . . . . . . system call.

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To save a file and return to shell prompt, which one of the following command will be used in ex-mode?

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What is a relative pathname?

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Apart from displaying file contents, cat command is also used for . . . . . . . . files.

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For navigation purposes, the mode should be . . . . . . . . mode.

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-a option is used with touch command to alter the time of last access.

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Which command permits to schedule jobs for later execution, as soon as the system load permits?

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Which of the following is used for decompressing files?

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Which shortcut does sed offer to replace the string Linux with Red hat Linux?

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. . . . . . . . option is used for compressing multiple consecutive characters.

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Which command compares two sorted files line by line?

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By default, how many lines are displayed using the head command?

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Which of the following is not a field stored in /etc/passwd?

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Which one of the following is an internal command?

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