The sight line

Last modified on March 20th, 2012 at 7:58 am

Which of these technologies is commonly used for printing and uses a direct line of sight for communication?

A) Infrared

B) Bluetooth

C) 802.11

D) Mobile Broadband

E) Wireless would be much easier to understand if you could plug it in

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Category: CompTIA A+ Pop Quizzes

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