Jawaharlal Nehru Technological University Anantapur 2010-1st Sem B.Tech Code :R7411002 4 IV (R07) Regular s, ember/ember OBJECT ORIENTED PROGRAMMING - Question Paper

Code :R7411002 4
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. discuss in detail about OOP concepts.
2. (a) De¯ne an array in java, how the arrays of di®erent dimensions can be created and initiated.
(b) Write about usage of this keyword.
3. (a) Name any 4 java packages and discuss any two methods of every package.
(b) provide the general form of the import statement. Illustrate a java program that creates a
package and uses?
4. define the complete life cycle of a thread with neat block diagram.
5. With an example show the handling of keyboard events.
6. discuss the different methods de¯ned in the applet class in detail.
7. (a) Write a program for creating and manipulating the radio button.
(b) Write a program which illustrate the boarder layout.
8. Explore java.util package.

Earning:   Approval pending.