SUSE LINUX Documentation - Index of

96 Start-Up
/lib
Shared libraries (for dynamically linked programs)
/proc
Process file system
/sys
System file system where all device information for the kernel is gathered
/usr/local
Local, distribution-independent extensions
/opt
Optional software, larger add-on program packages (such as KDE, GNOME, and
Netscape)
3.1.3 Working with Directories and Files
To address a certain file or directory, you must specify the path leading to that directory
or file. There are two ways to specify a path:
• The entire (absolute) path from the root directory to the respective file
• A path starting from the current directory (relative path)
Absolute paths always start with a slash. Relative paths do not have a slash at the beginning.
NOTE: Linux Is Case-Sensitive
Linux distinguishes between uppercase and lowercase in the file system. For
example, entering test.txt or Test.txt makes a difference in Linux. Keep
this in mind when entering filenames or paths.
To change directories, use the cd command. Enter the directory to go to as an option
of the command. Refer to the current directory with a dot (.). The next higher level in
the tree is represented by two dots (..). To switch to the parent directory of your current
directory, enter cd ... Do not forget to enter a blank after the cd command to separate
the command from the options. Your prompt now shows the path to the parent of the