So far in this course you have learned a lot about shells and shell scripts, but you have not actually created one.
You have learned what types of shells are available, how shell scripts can be used compared to other scripting languages, and what components make up a shell script.
This module will discuss creating and executing your first shell script.
By the end of this module you will be able to:

1. Define what makes a text file a shell script
2. Write information to the screen using a script command
3. Read keyboard input using a script command
4. Add explanatory comments in your script
5. Set the UNIX file permissions to allow your script file to be executed
6. Run a script file from a command line