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

Unix Commands Interview Questions

Questions Answers Views Company eMail

use of ls command

9 14729

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

TCS,

4 11588

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 10645

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

7 11385

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

Cosmic Infotech, Perot Systems,

5 9704

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

4 11263

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 7788

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

2 6241

to list a particular line in the file

5 8208

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

MEIT, Syntel,

5 12825

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

5 10396

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

2 10663

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

HCL, IBM,

4 13817

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

CTS,

7 14682

What is the difference between pipe and xargs?

Amazon, CTS,

2 16482

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Un-Answered Questions { Unix Commands }

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

1106

What is rmdir command?

1051

What will the following command do?

1076

How do I search a whole word in vim?

1132

What is pipe command in unix?

1239

What is the comma to display different lines that are found when compare two files?

1090

What is merge command in unix?

1450

How does shebang work?

1022

How do I run a whois command?

1108

What happens when we execute a unix command?

1093

Why is grep called grep?

1237

How do I use grep to search for a file?

1016

What is awk used for?

1085

What is command statement?

1110

Describe the zip/unzip command using gzip.

1105

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