Sunday, April 24, 2011

ATM MAY + DEC 2010 Question Paper

Asynchronous Transfer Mode CS-306 6th Sem May 2010

Max marks 60
Note: Section A is compulsory. Attempt any Four questions from section B and two from Section C.

Section A Marks 2 each
1.
(a) Write a short note on ATM?
(b) How ATM is used in local area networks?
(c) What is cell switching?
(d) What are virtual channels?
(e) Write the concept of multistage switch?
(f) Write features of AAL_1 layer?
(g) Define Quality of services(QoS)?
(h) What are ATM physical interface?
(i) What is payload size?
(j) Write hardware components of ATM network?

Section B Marks 5 each

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

Section C Marks 10 each

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

Asynchronous Transfer Mode CS-306 6th Sem Dec 2010

Section A
QI)
a)  Define  the  term 'Payload' with  example.
b)  Data  transmission  rate  ofATM  lines  are  higher  than  DSL  lines.  Comment  on  the  statement  with example.
c)  What  are  various  switching  models  in  AIM  networks?
d)  Explain  with example  conjunction  control  in  ATM Networks.
e)  What  is  AIM  based  protocol  Networking?
0  List  two  factors  for  ATM  layer  performance  measurement.
g)  Differentiate  the  terms  User  Control  and  Management  Planes.
h)  The  functionality  ofAIM  network  is  based  on  OSI  model.  Comment  on
the  statement.
i)  Mention  theory  of operation  for  AIM  networks.
j)  Discuss  with exarnples  various  component  of ATM networks?

Section B(4x5=20)
Q2) What  do you understand  by the  term  ATM Networks?  Discuss  with lucid
examples  various  factors  responsible  for  the  development  ofATM Networks?
Q3) Define  the  term  "Switching".  Suggest  different  type  of switching  methods
available  in  networking  domain.  Also  speciff  with  justification  which  type  of
switching  you  will use  for  ATM  networks.
Q4) What  are  ATM  interfaces?  Explain with examples  various  factors  to be
considered  while  designing  such  an  interface.
Q5) Explain  with adequate  examples,  how  the  Data  serviees  & Protocol  services
are  being  achieved  in AIM Networks.
Q6) Explain  with adequate  examples  the  challenges  that  are  still  to be  addressed
for  ATM  type  of networks.

Section  - C(2x10=20)
Q7) Define  the  term  Traffic  Control?  Disiuss  various  traffrc  parameters  & QoS
parameters  to  be  considered  in  the  AIM Networks?  Explain  it with  examples.
Q8) Explain  the significance  of queuing  configuration  in the  AIM  Networks.
Compare  & contrast  different  queuing  configuration  being  used  in  the  AIM
Networks.
Q9) Assume  that  you are  working as  a  Network  Administrator  in an  organizatron.
You are  being assigned  the  responsibility  to connect  your organization  with
ATM networks.  What  recommendation  you will  suggest  to your organization
for such  implementation.  Necessary  assumptions  can  be assume 

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