Punjab Technical University 2010-6th Sem B.Tech Computer Science and Engineering ATM for , - Question Paper

Asynchronous Transfer Mode(New) CS-306 sixth Sem May 2010

Max marks 60
Note: part A is compulsory. Attempt any 4 ques. from part B and 2 from part C.

part A Marks two every
1.
(a) Write a short note on ATM?
(b) How ATM is used in local area networks?
(c) What is cell switching?
(d) elaborate virtual channels?
(e) Write the concept of multistage switch?
(f) Write features of AAL_1 layer?
(g) describe Quality of services(QoS)?
(h) elaborate ATM physical interface?
(i) What is payload size?
(j) Write hardware components of ATM network?

part B Marks five every

2. discuss ATM reference model showing its layers?
3. Write a short note on data and video traffic management?
4. elaborate the benefits of optical transmission?
5. discuss various models for designing ATM interface?
6. How congestion is controlled in ATM networks?

part C Marks 10 every

7. Write in detail ATM layer performance measurements and its protocol interworking?
8. elaborate user control and management planes?
9. discuss ATM switching networks with block diagrams?

Earning:   Approval pending.