Unix Commands Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Unix Commands Interview Questions

Questions Answers Views Company eMail

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

TCS,

8 23586

What Command is used to make a directory?

IBM,

4 11574

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

IBM,

7 14801

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

IBM,

10 22129

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

Alcatel, IBM,

3 12487

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

IBM,

6 18349

What Command will remove a Directory in UNIX?

IBM,

8 21731

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

IBM,

9 15179

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

IBM, Wipro,

13 24684

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

IBM,

8 18420

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

IBM,

7 14927

fork in unix ?

BFL,

4 11723

in unix echo is used for

BFL, BirlaSoft, Patni,

10 28796

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 15275

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

8 12717

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Un-Answered Questions { Unix Commands }

What does the md command do?

1160

What is the difference between awk and grep?

1272

Why is shebang used?

1140

How do I use nslookup?

1103

Is it inbetween or in between?

1072

What does 'mkdir' command do in UNIX?

1322

Which command is used to restrict incoming messages?

1114

What is the command to view process running?

1119

What does grep v grep do?

1093

What is sed awk grep?

1145

How many unix commands are there?

1161

What is the use of tee command?

1176

What command is used to check the current users?

1139

What is the pipe command?

1203

What does this command do,"$more readme.txt“?

1168

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