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A shell script is a file containing a list of shell commands that will be executed when the file is invoked as a command. • The first line of a script-file This HOW?TO will try to give you some hints about shell script programming strongly based on examples. In this section you'll find some little scripts which (1) > Redirector Symbol. Syntax: Linux-command > filename. To output Linux-commands result (output of command or shell script) to file. Note that if file In this lecture. • The UNIX shell. • Simple Shell Scripts. • Shell variables. • File System commands, IO commands, IO redirection. • Command Line Arguments. What is a C shell script ? ? Normally shells are interactive. It means shell accept command from you (via keyboard) and execute them. ButThe command line arguments which are provided to a shell script are available via the special shell variables $1 to $9. The first argument is available in the