The
allows you to logoff, shutdown, restart or hibernate your computer.When the
option is selected a screen is displayed that allows you to choose what you wish to do.When this option is checked your current desktop layout, settings and a list of any open applications is saved. The next time you login, this information is used to restore your desktop to how you saved it.
This option ends the current user session and returns Ubuntu to the Logon screen, so another user can logon.
This option ends the current user session and instructs Ubuntu to shutdown the computer.
This option ends the current user session and instructs Ubuntu to shutdown and restart the computer.
Hibernate saves an image of your desktop with all open files and documents to your harddrive, and then it powers down your computer. When you turn on power, your files and documents are open on your desktop as you left them.