Answer the following problems.

problem 1) Define computer communication. Describe with ex, asynchronous transmission.

problem 2) Give exs of guided and unguided transmission media. Describe about any two unguided transmission media.

problem 3) What is multiplexing? What are the different multiplexing techniques in data communication? Describe any two.

problem 4) prepare a brief note on geostationary satellites.

problem 5) Describe different design issues related to data link layer.

problem 6) Describe in detail OSI model.

problem 7) prepare any two differences between LAN & MAN.

problem 8) Give short details of the components mention, Bridges, Switches, connectors, Repeaters.

problem 9) What is switching? Describe message switching and packet switching techniques.

problem 10) What is HDLC?

problem 11) prepare a brief note on Ethernet.

problem 12) Describe the working of WDMA protocol.

problem 13) Describe the Bluetooth architecture with neat diagram.

problem 14) Describe persistent and non-persistent CSMA.