How to set, run update automatically in linux with yum

If you need keep you Linux PC up to date, you have to update your system every time.
But if you can set this thing happens automatically you do not want to worry by manually updating your system. Here i show how do we can enable or set the yum update manager to run start up as a service.

To run the yum update service at the system start up, you have to enable it. Issue the following command to enable it.

# chkconfig --level 345 yum-updatesd on

If you want to verify your configuration issue,

# chkconfig  --list yum-updatesd

or
# service yum-updatesd status       // this gives whether the service running or not