Section One
    About UNIX
        Logging In and Logging Out
        Changing Your Password
        Shells
        Getting Help
        Viewing Files
        Input/Output
        Pipes
    Managing Files
        The ls Command
        The rm Command
        The cp Command
        The mv Command
        The wc Command
        The cmp Command
        The diff Command
        The grep Command
        The sort Command
    Printing Files
    Managing Directories
        Understanding Directories
        Using Wildcards and Symbolic Substitution
        Basic Directory Commands
            The pwd Command
            The cd Command
            The mkdir Command
            The cp Command
            The rmdir Command
    Protecting Files
        The chmod Command
        Checking Existing Permissions

Section Two
    Using the vi Editor
        Operating Modes in the vi Editor
        Aborting Commands
        Saving Files
        Cursor Movement Commands
        Delete Commands
        Insert Commands
        Search Commands
        Change Commands
        Pasting Commands
        Marking Text
        Moving Marked Text
        Yank Command
        Copying Yanked Text
        Reading Other Files Into Current File
        Repeating Commands
        Joining Lines
    Understanding Foreground and Background Processing
       Running a Background Job
            The nice Command
            The jobs Command
            The fg Command
            The stop Command
            The kill Command
    Miscellaneous Commands
        The history Command
        The alias Command
        The cal Command
        The date Command
        The who Command
        The quota Command
        The limit Command

Section Three
     Shell and Environment Variables
        The set Command
        The echo Command
        The printenv Command
        The setenv Command
        The .login and .cshrc Files
     Running Programs on UNIX
        Compilers on the UNIX Systems
        Example 1: Sample C Program
        Example 2: Sample C Program
        Example 3: Sample C++ Program
        Example 4: Sample FORTRAN Program
        Example 5: Sample Pascal Program
    UNIX Command Chart
        Viewing Files
        Managing Files
        Input/Output Redirection
        Managing Directories
        Multitasking
        Miscellaneous
        Setting Variables