-
/bin
all binaries needed for the boot process
and to run the system in single-user mode
including essential commands such as cd,
ls, etc.
-
/boot
holds files used during the boot process
along with the Linux kernel itself
-
/dev
contains device files for all hardware
devices on the system
-
/etc
files used by application subsystems such
as mail, the Oracle database, etc.
-
/etc/init.d
contains various service startup scripts
-
/etc/profile.d
holds application setup scripts run by
-
/etc/profile upon login
-
/etc/rc.d
contains sub-directories which contain run
-
level specific scripts
/etc/rc.d/init.d
run level initialization scripts
/etc/rc.d/rc?.d where ‘?’ is a number corresponding to the
default run level. Contains symbolic links
to scripts which are in /etc/rc.d/init.d.
for services to be started and stopped at
the indicated run level.
-
/etc/skel
holds example ‘dot’ files used to populate
a new user's home directory.
-
/etc/X11
Contains sub-directories and
configuration files for the X Window
system
-
/home
user home directories
-
/lib
some shared library directories, files, and
links
-
/mnt
the typical mount point for the user-mountable devices such as floppy drives
and CDROM
-
/proc
virtual file system that provides system
statistics. It doesn't contain 'real' files but
runtime system information
-
/root
home directory for the root user
-
/sbin
commands used by the super user for
system administrative functions
-
/tmp
a standard repository for temporary files
created by applications and users.
-
/usr
directory contains subdirectories with
source code, programs, libraries,
documentation, etc.
-
/usr/bin
contains commands available to normal
users
-
/usr/bin/X11
X Window system binaries
-
/usr/include
holds include files used in C programs
-
/usr/share
contains shared directories for man files,
info files, etc.
-
/usr/lib
library files searched by the linker when
programs are compiled
-
/usr/local/bin
common executable application files
-
/usr/sbin
commands used by the super user for
system administrative functions
-
/var
administrative files such as log files, locks,
spool files, and temporary files used by
various utilities
