Commands for Linux Part 1

Basic command for Linux Part1

1) To check the present working directory

#pwd

Example :

[root@test7 ~]# pwd
/root

2) To show contents of directory (folder)

#ls

Example:

[root@test7 ~]# ls
anaconda-ks.cfg  Desktop  install.log  install.log.syslog
[root@test7 ~]#
3) to see more details including the permission regarding the contents of directory (Folder)

#ls -l or #ll

Example:

[root@test7 ~]# ls -l
total 60
-rw------- 1 root root  1131 Dec 25 14:16 anaconda-ks.cfg
drwxr-xr-x 2 root root  4096 Dec 25 14:28 Desktop
-rw-r--r-- 1 root root 36541 Dec 25 14:16 install.log
-rw-r--r-- 1 root root  3684 Dec 25 14:15 install.log.syslog
[root@test7 ~]#

[root@test7 ~]# ll
total 60
-rw------- 1 root root  1131 Dec 25 14:16 anaconda-ks.cfg
drwxr-xr-x 2 root root  4096 Dec 25 14:28 Desktop
-rw-r--r-- 1 root root 36541 Dec 25 14:16 install.log
-rw-r--r-- 1 root root  3684 Dec 25 14:15 install.log.syslog
[root@test7 ~]#

4) To see all contents including hidden files of a drectory (Folder)

#ls -a

Example:

[root@test7 ~]# ls -a
.                .bash_history  .bashrc  .dmrc     .gconfd  .gnome2_private    .ICEauthority       .metacity  .tcshrc
..               .bash_logout   .cshrc   .eggcups  .gnome   .gstreamer-0.10    install.log         .nautilus  .Trash
anaconda-ks.cfg  .bash_profile  Desktop  .gconf    .gnome2  .gtkrc-1.2-gnome2  install.log.syslog  .redhat    .xsession-errors

5) to see tree structure of nested directories

#ls -R

Example:
[root@test7 ~]# ls -R Desktop/
Desktop/:
test
Desktop/test:
test1
Desktop/test/test1:
[root@test7 ~]#

continue........