Question1) Answer all the questions.
(i) What do you understand by computer network?
(ii) Write the difference between Analog & digital transmission.
(iii) What do you mean by firewalls?
(iv) What are PPD & EPD?
(v) Define domain name system.
Question2) Distinguish between token passing with CSMA/CD. Also Describe CDMA technique for collision detection.
Question3) What is the security algorithm? Describe with example.
Question4) Briefly explain the following:-
(i) User datagram protocol
(ii) Address resolution protocol
(iii) Simple mail transfer protocol
Question5) Answer all the questions.
(i) What is need of network?
(ii) What do you understand by IP addressing?
(iii) What is a collision?
(iv) What is an apple talk?
(v) What is the concept of file transfer protocol?
Question6) Describe the OSI model in detail with functionality of each layer.
Question7) Write short note on authentication protocol. Describe symmetric encryption approach in detail.
Question8) What do you mean by digital signature? Describe RSA algorithm with suitable example.