The following table describes the typographic changes that are used in this book.
Table P–7 Typographic Conventions| 
 Typeface or Symbol  | 
 Meaning  | 
 Example  | 
|---|---|---|
| 
 AaBbCc123  | 
 The names of commands, files, and directories, and onscreen computer output  | 
 Edit your .login file. Use ls -a to list all files. machine_name% you have mail.  | 
| 
 AaBbCc123  | 
 What you type, contrasted with onscreen computer output  | 
 machine_name% su Password:  | 
| 
 AaBbCc123  | 
 Command-line placeholder: replace with a real name or value  | 
 The command to remove a file is rm filename.  | 
| 
 AaBbCc123  | 
 Book titles, new terms, and terms to be emphasized  | 
 Read Chapter 6 in the User's Guide. Perform a patch analysis. Do not save the file. [Note that some emphasized items appear bold online.]  |