If you have developed a script using the Korn shell, how will you make sure the script will use that shell even if login shell is different?

begin shell script with Shabang/interpreter line

#!/bin/ksh

There are 2 ways to run a script with specific shell no matter if login shell is different..

Method 1:
Use following before any shell script...



Method 2:

Execute shell script with ksh <script-name>