Jawaharlal Nehru Technological University Anantapur 2010-1st Sem B.Tech Code :R7411002 3 IV (R07) Regular s, ember/ember OBJECT ORIENTED PROGRAMMING - Question Paper

Code :R7411002 3
IV B.Tech I semester (R07) Regular Examinations, November/December 2010
OBJECT ORIENTED PROGRAMMING
(Electronics & Instrumentation Engineering)
Time: three hours Max Marks: 80
ans any 5 ques.
All ques. carry equal marks
1. (a) What is object oriented programming? How it is di®erent from procedure oriented pro-
gramming.
(b) elaborate unique advantages of an object oriented paradigm?
2. (a) Write a simple java program to get an integers as command line arguments and ¯nd the
sum.
(b) Write a java program to reverse a string.
3. How to implement multiple inheritance in java and discuss with a suitable example.
4. (a) What is an exception? How can java handle the exceptions? Illustrate with an example.
(b) discuss about different keywords used in handling the exceptions.
5. discuss the subsequent terms.
(a) Adaptor class
(b) Delegation event model
(c) Inner class
(d) Action listener interface.
6. discuss di®erent kinds of layout managers with suitable example.
7. (a) Distinguish ranging from grid layout and grid bag layout.
(b) provide the di®erences ranging from panel and frame.
(c) define about mouse adaptor class.
8. Write a detailed note on java.net package.

Earning:   Approval pending.