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Unix Commands Interview Questions
Questions Answers Views Company eMail

use of ls command

 9 12089

29. How to display top 10 users Who | head -10 | wc –w

TCS,

4 10196

1-how will you display a file whose name is starting with '- '? 2-how will you add a patten at end of every line in vi editor?

 7 8589

in a growing log file how will you see the 1st 99 lines?

 7 9361

how will you login one server's shell prompt to an another server?

Cosmic Infotech, Perot Systems,

5 8017

how will you convert a general file to a hidden file?

 4 9637

hi i have directories within the directory. Now i want to copy the directory along with all directories included in it to one location by using copy command? what is the command

ACS, Span Systems,

2 6756

What is the different between UNIX command and UNIX shell script?

 2 5037

to list a particular line in the file

 5 6593

what is the cmd to display the last exit status in UNIX?

MEIT, Syntel,

5 10870

what is the cmd to remove the comment lines from a file and to display the original text without comments? thanks in advance......

 5 8746

What is an Unix command to convert HEX value to ASCII value located in any flat file.

 2 9686

How can i know my Filesystem and its current usage in my prod UNIX system?

HCL, IBM,

4 12292

A file has 1000 lines and i want to display only 1st line how to do it? pls ..tel me

CTS,

7 12470

What is the difference between pipe and xargs?

Amazon, CTS,

2 15127

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Un-Answered Questions { Unix Commands }

Which command is used to create a directory?

557

Explain command to show the space allocation of files?

622

What do know about tee command?

594

What does the command '$ls | wc –l > file1' do?

672

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

681




What does awk stand for?

601

What is unix command?

574

Who command in unix operating system?

654

What is the use of sed command in unix?

585

Differentiate cat command from more command.

568

Enlist some filename manipulation commands in unix.

540

What are the general commands in using unix os for a beginner?

575

Which command is used to kill the last background job?

767

What are the differences among a system call, a library function, and a unix command?

559

Why is it called a shebang?

564

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