.\" Copyright (c) 2002 Andries Brouwer <aeb@cwi.nl>
.\"
+.\" %%%LICENSE_START(VERBATIM)
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.\" manual provided the copyright notice and this permission notice are
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.\" 2007-10-23 mtk Added intro paragraph about section, plus a paragraph
.\" about exit status values.
.\"
.TH INTRO 1 2007-11-15 "Linux" "Linux User's Manual"
.SH NAME
-intro \- Introduction to user commands
+intro \- introduction to user commands
.SH DESCRIPTION
Section 1 of the manual describes user commands and tools,
for example, file manipulation tools, shells, compilers,
That is faster and more powerful,
but requires finding out what the commands are.
Below a bare minimum, to get started.
-.SS "Login"
+.SS Login
In order to start working, you probably first have to login,
that is, give your username and password.
See also
and a mouse click will start a shell in a window.
See also
.BR xterm (1).
-.SS "The shell"
+.SS The shell
One types commands to the
.IR shell ,
the command interpreter.
.I grep
(from "g/re/p") finds occurrences of a string in one or more files.
Here it finds Maja's telephone number.
-.SS "Pathnames and the current directory"
+.SS Pathnames and the current directory
Files live in a large tree, the file hierarchy.
Each has a
.I "pathname"
.I cd
changes the current directory.
Try "cd /" and "pwd" and "cd" and "pwd".
-.SS "Directories"
+.SS Directories
The command
.I mkdir
makes a new directory.
Large searches on a multi-GB disk will be time-consuming,
and it may be better to use
.BR locate (1).
-.SS "Disks and Filesystems"
+.SS Disks and filesystems
The command
.I mount
will attach the file system found on some disk (or floppy, or CDROM or so)
The command
.I df
will tell you how much of your disk is still free.
-.SS "Processes"
+.SS Processes
On a UNIX system many user and system processes run simultaneously.
The one you are talking to runs in the
.IR foreground ,
And "kill \-9" followed by the number
of the process is an immediate kill.
Foreground processes can often be killed by typing Control-C.
-.SS "Getting information"
+.SS Getting information
There are thousands of commands, each with many options.
Traditionally commands are documented on
.IR "man pages" ,
.\"
.\" Actual examples? Separate section for each of cat, cp, ...?
.\" gzip, bzip2, tar, rpm
-.SH "SEE ALSO"
+.SH SEE ALSO
.BR standards (7)