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Introduction to Linux

By Machtelt Garrels

   Introduction to Linux:
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9. Conventions used in this document

The following typographic and usage conventions occur in this text:

Table 1. Typographic and usage conventions

   Text type    Meaning
    "Quoted text"    Quotes from people, quoted computer output.


terminal view

   Literal computer input and output captured from the terminal, usually rendered with a light grey background.
    command    Name of a command that can be entered on the command line.
    VARIABLE    Name of a variable or pointer to content of a variable, as in $VARNAME .
    option    Option to a command, as in "the -a option to the ls command" .
    argument    Argument to a command, as in "read man ls " .
    prompt     User prompt, usually followed by a command that you type in a terminal window, like in hilda@home> ls -l

command options arguments

   Command synopsis or general usage, on a separated line.
    filename    Name of a file or directory, for example "Change to the /usr/bin directory."
    Key    Keys to hit on the keyboard, such as "type Q to quit" .
    Button    Graphical button to click, like the OK button.
    Menu ->Choice    Choice to select from a graphical menu, for instance: "SelectHelp ->About Mozilla in your browser."
    Terminology    Important term or concept: "The Linux kernel is the heart of the system."



   The backslash in a terminal view or command synopsis indicates an unfinished line. In other words, if you see a long command that is cut into multiple lines, \ means "Don't press Enter yet!"
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