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,

3

 

 

Solution:

 

 

grep -o -i unix | wc -l

 

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