Question: Q2. a. List two important functions each for Data Link layer and Transport Layer . b. (i) Consider an arbitrary analog signal (x), describe and

Q2. a. List two important functions each for Data Link layer

Q2. a. List two important functions each for Data Link layer and Transport Layer . b. (i) Consider an arbitrary analog signal (x), describe and draw the complete steps involved in its analog to digital conversion.( Showing the graph as well as the mathematical calc. for DS-O ) (3 marks ) (ii) Define Nyquist Sampling frequency and provide its formula in terms of bandwidth. (iii) Define quantization and what is meant by quantization noise

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