JNTU exam papers Middleware Technologies Apr-May 2008

JNTU exam papers Middleware Technologies Apr-May 2008

Apr/May 2008

(Information Technology)

Time: 3 hours Max Marks: 80

Answer any FIVE Questions

All Questions carry equal marks

SET-I

1. What are the components of Client/Server environment? How these components interact with one another. What are the functions performed by the components. [16]

 

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

 

3. (a) What is the relation between Class and Object.

(b) What is Garbage collection in the context of class.

(c) What is the significance of visibility labels public and private. [5+5+6]

 

4. How web services can be exposed and consumed. Explain with an example. [16]

 

5. (a) How does CORBA provide Client/Server Interoperability.

(b) Write about Container class hierarchy of Java. [8+8]

 

6. (a) Discuss in brief about core CORBA interfaces.

(b) Write in detail about Trader Service. [8+8]

 

7. (a) Write about Object aggregation/delegation and Drag and drop support of JDK 1.2.

(b) Explain about ObjectInput Stream classes. [8+8]

 

8. (a) What are the activities that an OTM does on behalf of your components.

(b) Write about the CORBA-based component coordinators under construction. [8+8]

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