Using the Secondary Logon
In UNIX, there's always been a distinction between accounts used by administrators and those used by users. You log on to UNIX systems using a user account, and if you must perform administrative tasks, you change temporarily to a secondary logon with Administrator privileges so you could perform these tasks. Switching to a secondary logon is accomplished at the command line without having to log out. Basically, you type su –root, enter the administrator password, and then obtain Administrator privileges as long as you use the current command line. When you are finished, you exit the secondary logon, and go back to working on everyday tasks.
Beginning with Windows 2000, Microsoft has recommended and made possible the use ...
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