Operating System (OS)
User-Friendly Systems are:

None of these
common among traditional mainframe operating systems
easy to develop
required for object-oriented programming
becoming more common

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Operating System (OS)
What is the meaning of "Hibernate" in Windows XP/Windows 7?

Restart the Computer in hibernate mode
Restart the Computer in safe mode
Shutdown the Computer without closing the running applications
Shutdown the Computer terminating all the running applications

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