Which of the following is true about the data link protocol, SDLC:
a. It is a client-server protocol developed by Compaq in 1996.
b. It transmits each character independently of one another and includes start and stop bits for each character sent.
c. It uses a special bit pattern called a flag at the beginning and end of every frame (or packet).
d. It uses a contention media access control protocol and is used in most LANs today.
e. It does not have any error detection capabilities.
Answer: c. It uses a special bit pattern called a flag at the beginning and end of every frame (or packet).
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