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Author Question: Transmission of information in a communications link is defined by three protocol techniques: half ... (Read 53 times)

Melani1276

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Transmission of information in a communications link is defined by three protocol techniques: half duplex, full duplex, and __________.
 
  A. asynchronous
  B. framing
  C. simplex
  D. synchronous

Question 2

What is the primary function of the private branch exchange (PBX)?
 
  A. Switching one telephone line to another
  B. To meet the increasing demands of data transmission
  C. To meet the economic objectives of providing service
  D. To maintain order during the interchange of data



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trampas

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Answer to Question 1

C

Answer to Question 2

A




Melani1276

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it


robbielu01

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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