QUESTION 2 [12 Marks) > A Time Division Multiplexer combines four 100-Kbps channels employing a abines four 100-Kbps channels employing a time slot of 2 bits. Input on channel 1 -01010101. Input on channel 2=10101010, Input on channel 3900 and input on channel 4=11001100 a) With aid of an illustration and using TDM principles show the input messages along the input channels and output massages along the output channel, (insert MUX) 12 Marks) b) Determine frame rate and frame duration [4 Marks] c) Determine bit rate and bit duration look [4 Marks] d) Explain the cause of quantization noise..- [2 Marks] frame rate : 2x8x 4 = 64 rookb frame duration: Mux look