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Unix Commands Interview Questions
Questions Answers Views Company eMail

What command is used to replace the existing string with some other?

TCS,

8 20216

What Command is used to make a directory?

IBM,

4 9573

Give Command that will move a single file called "unix.txt"

IBM,

7 12241

Give command that will make the file "run.sh" executable?

IBM,

10 18198

Give Command that will change the name of a directly from paypal to eBay

Alcatel, IBM,

3 10611

How does a user get the current date, time in UNIX?

IBM,

6 15443

What Command will remove a Directory in UNIX?

IBM,

8 18317

How does the user view the contents of a text file in UNIX?

IBM,

9 12219

What command will bring user back to their home directory in UNIX?

IBM, Wipro,

13 19972

What command a user use to view a long text file one page at a time in UNIX?

IBM,

8 15578

What command would users use to see what file one page at a time in UNIX?

IBM,

7 12534

fork in unix ?

BFL,

4 9800

in unix echo is used for

BFL, BirlaSoft, Patni,

10 24944

The command grep first second third /usr/you/myfile a) prints lines containing the words first, second or third from the file /usr/you/myfile b) searches for lines containing the pattern first in the files second, third, and /usr/you/myfile and prints them c) searches the files /usr/you/myfiel and third for lines containing the words first or second and prints them d) replaces the word first with the word second in the files third and /usr/you/myfile e) None of the above

IBM,

4 13236

what is the command to list files in a directory in UNIX?

8 9814

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Un-Answered Questions { Unix Commands }

How do I open a port?

576

How to find $ai_serual resolved path by using unix

1016

What is awk good for?

574

Is there a way to erase all files in the current directory, including all its sub-directories, using only one command?

784

How do I delete files from command prompt?

542




What is grep short for?

537

What does touch command do in unix?

711

Is ‘du’ a command? If so, what is its use?

619

How does the system know where one command ends and another begins?

1560

What is command substitution?

611

Why is grep called grep?

762

What is the command to find hidden files in the current directory?

570

What is ‘ps’ command for?

600

What is a command and examples?

566

What is ctrl d?

580

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