Which of the following items is not the contribution of Turing?
   A．Turing Award.    B．Turing Machine.
   C．Turing Test.    D．The plan for ACE.

What can contribute to the unnecessary power consumption caused by computers? A．screensavers B．phantom power C．standby and sleep modes D．power-management tools

A.screensavers
B.phantom
C.standby
D.power-management

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To reduce power consumption of your computer, the following methods are recommended by the author except ______. A．setting the computer to go to sleep after periods of inactivity B．shutting it down at night when power is most expensive C．setting different parts of the computer to sleep at different times D．setting the hard drive to sleep after 30 minutes of inactivity

A.

B.setting
C.shutting
D.setting
E.setting

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