Unix Handson - 1

1. Unix : Count occurrence of word

Write the unix command to count the occurrence of the word "Unix" in a given file. 

The file will be given as command line argument while the script containing your command will be run.


Note : The search for "Unix"  should be case-insensitive.


For example,


If the input file contains the following lines


Unix is an multi-user,multi-tasking system.

It is a command based operating system.

We will learn unix  architecture and the unix commands in  this module.


Then the output will be,







grep -o -i unix | wc -l