Pondicherry University 2010 M.C.A Middleware Technology, - Question Paper
M.C.A. DEGREE EXAMINATION, MAY 2010.
MCA 752
Fifth Semester
Computer Application*
MIDDLEWARE TECHNOLOGY
Time : Three hours Maximum : 75 marks
Answer any FIVE questions chooaing ONE full question
from each unit.
All qudfttiong carry equal marks.
UNIT I
1. (a) Explain about the basic building blocks of
Client/Server with a neat Sketch. (8)
(b) Explain about the Group Server and ita / features. (7)
Or
2. (a) What ia meant by middleware? Explain * about service ipedfie middleware. (8)
(b) Explain about RPC communication*. (7)
How to implement EJB concepts in programming? Explain it with an example. (15)
Or
(a) Explain about the conversation of EJB with neat diagram. (10)
(b) Explain about the roles of EJB (5)
UNIT III
(a) Explain about life cycle of Session bean. (8)
(b) Life cycle of Entity bean. (7)
Or
(a) Give the difference between Stateless & Stateful Session bean. (5)
(b) Give the difference between BMP and CMP.
(5)
(c) Compare JavaBeans & EJB (6)
UNIT IV
Explain about CORBA architecture with a neat sketch. (15)
Or
How to build a Bimple application using CORBA and explain it with an example. (15)
9. (a) What is COM? Explain about COM
architecture with a neat sketch. (10)
(b) Explain about COM data types. (6)
Or
10. (a) Give the comparison of COM & CORBA. (8)
(b) Explain how marshalling can be done using COM. . (7)
3 MCAJSg
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