Linux Administration Bootcamp: Go from Beginner to Advanced - Re-running a Command Starting with a String

The video tutorial explains how to use the exclamation mark followed by a string to recall previous commands in a command-line interface. It demonstrates the technique with examples, such as checking disk usage and managing directories and file ownership. The tutorial emphasizes specifying enough of the string to make the command unique, especially when multiple commands start with the same letter.

What steps would you take to create a directory and a user for a new application?

Explain how to specify a command when multiple commands start with the same letter.