The sudo command lets users elevate their privileges to run admin tasks. But it's far from perfect. These tips can help.

Get an added level of protection by activating this back-up administrator account in Vista and by safeguarding it in XP. Dennis O'Reilly began writing about workplace technology as an editor for ...

Unlike standard users and guests, administrators in Windows 7 can control most aspects of the operating system, such as installing and removing programs and drivers, and making changes to the registry ...