Updating your system time with date command.

If you use date command without any parameter, it will print the current date and time.

[root@centos ~]# date
Thu Jan  7 18:33:48 CET 2010

You can use the same command to set/change your system date and time.
Notation for this usage as listed below.

date MMDDhhmmYYYYY

Let’s say that we would like to set our system date and time to 9 January 2010 20:11 .

 [root@centos ~]# date 010920112010
Sat Jan  9 20:11:00 CET 2010
[root@centos ~]# date
Sat Jan  9 20:11:03 CET 2010

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