JNTU B.Tech II Semester Examinations, MIDDLEWARE TECHNOLOGIES, Aug/Sep 2008

JNTU B.Tech II Semester Examinations, MIDDLEWARE TECHNOLOGIES, Aug/Sep 2008

(Information Technology)

Time: 3 hours Max Marks: 80

Answer any FIVE Questions

All Questions carry equal marks

SET-I

1. Explain how Client, Server, and Network capability has increased over the years.

[16]

 

2. Explain in detail about JDBC Result set interface. [16]

 

3. What are the components of an assembly structure? How do you organize them?

Explain them. [16]

 

4. (a) What are the constraints that can be set on a table using ADO .NET.

(b) How XML schemas can be used for data access. [6+10]

 

5. (a) What are the different ways to invoke CORBA methods? Distinguish between

them.

(b) Explain how client programs obtain object reference.

(c) Write about HTML applet tag. [6+5+5]

 

6. Explain about the following:

(a) CORBA::NamedValue Mapping

(b) CORBA::Request Mapping

(c) CORBA::DSI Mapping

(d) CORBA::TypeCode. [4×4]

 

7. (a) Write about Object aggregation/delegation and Drag and drop support of

JDK 1.2.

(b) Explain about ObjectInputStream classes. [8+8]

 

8. (a) When does a transactional session bean implement SessionSynchronization

interface?

(b) Discuss the typical characteristics of an Entity Bean. [8+8]

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