Which of the following tasks is not done by data link layer?
A. framing
B. error control
C. flow control
D. channel coding
Answer:D
Which of the following tasks is not done by data link layer?
A. framing B. error control C. flow control D. channel coding
Explanation: Channel coding is the function of physical layer. Data link layer mainly deals with framing, error control and flow control. Data link layer is the layer where the packets are encapsulated into frames.