Osmania University (OU) 2009 M.Sc Computer Science Client Server Programming Using JAVA - Question Paper

Faculty of Science
M.Sc I-Semester Examination, April/May 2009
COMPUTER SCIENCE
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Paper -- 2.2 (Client Server Programming Using JAVA)
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part -- A (Marks : eight X four = 32)
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1. What is kind casting? Why is it needed in programming?
2. What is the major difference ranging from an interface and a class?
3. discuss about 3 tier architecture.
4. Write about distributed garbage collector.
5. elaborate the key concepts of tag extensions?
7. What is the difference ranging from entity bean and session bean?
8. What is publish/subscribe messaging in JMS?

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part -- B (Marks : four X 12 = 48)
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9. (a) What is a constructor? elaborate its special properties?
(b) define the different forms of implementing interfaces.

(OR)

(c) Write a program to calculate the sum of the digits of a provided integer number.
(d) define various forms of inheritance with examples.

10. (a) What is J2EE? discuss the different technologies involved in J2EE.

(OR)

(b) explain about RMI Architecture.

11 (a) Write about the servelet life cycle.

(OR)

(b) elaborate the various JSP Design strategies?

12. (a) explain the different services given by EJB container.

(OR)

(b) elaborate the various building blocks in the JMS architecture?

Earning:   Approval pending.