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Showing posts with label Unix Commands. Show all posts
Showing posts with label Unix Commands. Show all posts
Tuesday, 13 August 2019

How do I add environment variables in Unix

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Question: How to print the environment values? printenv OR env Question: How to SET the environment values For Korn shell (KSH...
Wednesday, 25 October 2017

iptables tutorial for Beginner - iptables commands

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Question: What is iptables? iptables is a utility program that allows a system administrator to configure the tables provided by the L...
Thursday, 7 September 2017

Shell Scripting Interview Questions and Answer

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Question: How to Check if a directory exist? DIRECTORY='directoryname' if [ -d "$DIRECTORY" ]; then echo "Dire...
Wednesday, 6 September 2017

Unix Shell Scripting Tutorial - page 8

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Question: What are two different way to executing a file? Script file with name script8.sh myname='Arun kumar'; echo $myname ...
Monday, 4 September 2017

Unix Shell Scripting Tutorial - page 7

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Question: What is meaning of first line in unix? #!/bin/bash This indicates that the script should be run in the bash shell regardles...
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