KERALA UNIVERSITY Class 4 data communication Question Paper 2020

Practice authentic previous year questions for better exam preparation.

Sample Questions

Highlight the differences between circuit switching and packet switching.
Mention the benefits of a spread spectrum system. State, how spreading can be achieved? Answer any one full questions from each Module. Each question carries 20 marks
(a) With a diagram. write about direct sequence spread spectrum in detail.
Define the following characteristics in relation to the simple sine wave model for an analog signal: (i) Amplitude (ii) Frequency (iii) Phase
What is Pulse Amplitude Modulation (PAM)'? Specify its role in Pulse Code Modulation(PCM).