In contrast, commands presented in the Courier font are intended to be typed as part of an instruction.

Example: “Type format a: to format the diskette in drive A.”

Filenames and directory names are presented in lowercase bold.

Examples: autoexec.bat and c:\windows

Syntax lines consist of a command and all its possible parameters. Commands are displayed in lowercase bold; variable parameters (those for which you substitute a value) are displayed in lowercase italics; constant parameters are displayed in lower- case bold. The brackets indicate items that are optional.

Example: del [drive:] [path]filename [/p]

Command lines consist of a command and may include one or more of the command’s possible parameters. Command lines are presented in

Courier.

Example: del c:\myfile.doc

Screen text is text that appears on the screen of the monitor or display. It can be a system message, for example, or it can be text that you are instructed to type as part of a command (referred to as a command line). Screen text is presented in Courier font.

Example: “Type md c:\dos, and then press

<ENTER>.”

Example: The following message appears on the screen:

No boot device available

Variables are symbols for which you substitute a value. They are presented in italics.

Example: EISAn (where n represents the expansion- card connector number)

ix

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Dell 4100/200, 4100/180 manual Examples autoexec.bat and c\windows, Example del drive pathfilename /p