Bash Shell Scripting- Basic usage of grep command

The video tutorial covers the GREP command, a tool for searching strings in files. It begins with basic usage, demonstrating how to search for strings in single and multiple files. Advanced usage includes searching in directories and using various options to refine searches. The tutorial explains GREP syntax and options, both basic and advanced, and shows how to apply GREP on the output of other commands using pipelines.

What is the purpose of the GREP command?

How can you search for a string in multiple files using GREP?

What should you do if you want to search for a string that includes spaces?

Explain the significance of using quotations when searching for strings.

What happens if you do not use the -i option when searching for strings?

Describe how to display only the matched parts from matched lines using GREP.

What is the function of the -v option in GREP?

How can you display line numbers along with the matched lines?

What does the -r option do when using GREP?

Explain how to apply GREP command on the output of another command.