Chapter 9. Creating and Using Scripts
A script is simply a text file that contains a series of commands. By definition, a script must be read and executed by a program called an interpreter, a separate program that understands the commands in the script.
tcsh. These scripts use exactly the same commands that you would type at the command line using the corresponding shell. Indeed, one of the reasons for using a script is to reduce the chance of mistyping a complicated command line. So when you see the term Bourne shell script ...