What is a Shell ?
The shell is the program that waits for you to type in a Unix command and then press the return key. Then the shell handles the execution of your command.
Common Shells
- C Shell (/bin/csh)
- Turbo C Shell (/bin/tcsh)
- Korn Shell (/bin/ksh)
What is a Shell Script ?
In general term a shell script is :
- A Text File
- With Instructions
- Executable