Lecture 2a - Common Unix Commands and Their Usage

Structure of a Unix Command

Unix Commands all have a similar structure:

Flags: Flags are options available on commands. Not all commands need flags. Some REQUIRE them.

Note that spaces need to seperate the command from the flags, and the flags from the parameters, and the parameters from other parameters.

You can combine multiple flags under one - or have each flag listed with it's own -

Useful Unix Commands

What do they do? How and why do we use these commands?
Below is a small list of commands we will go over in class. SOME of the flags useful with them are listed as well.

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(c) Melina Vastola, 2015