Typographic Conventions
The following table describes the typographic changes that are used in this book.
Table P-1 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.]  |