Question: Q4. a. Define multiplexing in PSTN and provide five differences between Synchronous TDM and Statistical TDM. (1+5 marks) b. Calculate the data rate of a

Q4. a. Define multiplexing in PSTN and provide five differences between

Q4. a. Define multiplexing in PSTN and provide five differences between Synchronous TDM and Statistical TDM. (1+5 marks) b. Calculate the data rate of a T1 line. What is use of framing bit in a T1 frame? (1+1 marks) c. Which type of traffic is suited for STDM and which type for TDM? (2 marks)

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