Which of the following uses an authentication device?
A. amazon elastic mapreduce
B. amazon mechanical turk
C. amazon devpay
D. multi-factor authentication
Answer: Option D
This Question Belongs to Computer Science >> Cloud Computing
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The term 'Cloud' in cloud-computing refers to . . . . . . . .
A. The Internet
B. Cumulus Clouds
C. A Computer
D. Thin Clients
A. cloud gaming
B. experiencing multi- screens
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