Jawaharlal Nehru Technological University Hyderabad 2008-5th Sem M.C.A Computer Aplications Distributed Operating Systems Iester - Question Paper

Code No:R6-47MCA
M.C.A IV Semester Regular Examinations, Apr/May 2008.
DISTRIBUTED OPERATING SYSTEMS
Time : three hours Max.Marks:60
ans any 5 ques.
All ques. carry equal marks

1. Compare and contrast the multiprocessor and the multi computer systems.

2. With a neat sketch of the architectural diagram, discuss the ISO OSI Model.

3. a) What approach is best suited for distributed environment for handling dead-locks?
b) What is the phantom deadlock? How to eliminate a phantom deadlock?

4. Write about the different models for processor allocation.

5. discuss the various ways of dealing with the files in DFS

6. discuss the different bus arbitration schemes on a multiprocessor environment.

7. discuss about PRAM consistency and processor consistency models.

8. discuss the goals of MACH OS and explain about MACH micro kernel.





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Earning:   Approval pending.