CS68: Computer Networks
Year: 2001 TEE: December Time 3 Full Marks 75
Note : There are six questions in this paper. Question no. 1 is Compulsory and carries 30 marks. Attempt any three from the rest.
Q.2(ii): With respect to WAN distinguish between virtual circuit service and datagram service.
| Q.3(i): Explain the fields in an ATM cell. Why the cells always take a fixed route?: [10]
Q.3(ii): Explain virtual channels virtual paths and thier uses with repect to ATM: [0]
Q.4: Differentiate between the following: - Baseband and Broadband communication
- Bichannels and D-Channels of ISDN
- Daterate and Bandwidth
- TDM and FDM
- Analog signal and Digital signal
: [1]
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