Question 1: Illustrate the analog and digital signals? Describe the benefits of analog and digital signals.
Question 2: Describe the given with appropriate diagram:
a) Amplitude
b) Period
c) Frequency
d) Phase
Question 3: Describe the Nyquist’s theorem for the maximum data rate of the channel.
Question 4: Give a detail explanation of the application and limitations of the given:
a) Co-axial cable
b) Twisted pair cable
c) Optical fiber
d) Microwaves
Question 5: Describe the structure and data transmission method in the optical fiber. Highlight the different merits and demerits of optical fiber.
Question 6: Write detail note on the given:
a) Radio communication
b) Microwave communication
c) Satellite communication
d) Cellular communication