Jawaharlal Nehru Technological University Anantapur 2010-1st Sem B.Tech Code :R7411302 4 IV .ester(R07)Regular s, ember/ember OBJECT ORIENTED PROGRAMMING - Question Paper

Code :R7411302 4
IV B.Tech.I Semester(R07)Regular Examinations, November/December 2010
OBJECT ORIENTED PROGRAMMING
(Electronics & Control Engineering)
Time: three hours Max Marks: 80
ans any 5 ques.
All ques. carry equal marks
1. Write down the properties of Java language.
2. (a) What is meant by overloading methods? elaborate the advantages of overloading concept?
(b) What is the usage of operator new? discuss with an example.
3. define the different forms of implementing inheritance? provide an example program for every
case?
4. (a) What is a package? How do we add a class or interface to a package?
(b) explain the different levels of access protection available for packages and their implication.
5. (a) Di®erentiate process based multitasking and a thread based multi tasking.
(b) How many ways are possible in Java to create multi threaded program? explain di®erence
ranging from them.
6. (a) What is Java applet? What is the advantage of writing applets in Java?
(b) discuss about life cycle methods of an applet.
7. How parameters are passed to an applet from HTML ¯le. discuss with an example.
8. discuss about datagram, datagram server and datagram client.

Earning:   Approval pending.