Sathyabama University 2008 B.E Computer Science and Engineering Java Programming - Question Paper

SATHYABAMA UNIVERSITY

(Established under section 3 of UGC Act, 1956)

 

Course & Branch: B.E/ B.Tech CSE/IT (Part Time)

Title of the paper: Java Programming

Semester: III Max. Marks: 80

Sub.Code: 6CPT0018 (2006/2007 JAN) Time: 3 Hours

 

PART A (10 x 2 = 20)

Answer All the Questions

 

1. Why Java is important to the Internet?

 

2. What are parameterized constructors?

 

3. What is an abstract class?

 

4. What are access specifiers? How are they useful?

 

5. What is the use of getBytes( ) method?

 

6. What is an InetAddress?

 

7. How are the background and foreground colours set in an applet window?

 

8. What is an event?

 

9. How is a panel class useful?

 

10. Mention the constructors supported by List.

 

PART B ( 5 x 12 = 60)

Answer All the Questions

 

11. What are the different control statements supported by JAVA? Explain the usage of each one of them with examples.

(or)

12. (a) What do you mean by a parameterized method? Explain with an example.

(b) How is recursion implemented in JAVA? Explain.

 

13. Explain in detail about Method overriding with a sample JAVA program.

(or)

14. What is an exception? What are the different exceptions supported by JAVA? Explain.

 

15. What is a String buffer? Explain the usage of any three methods used for String buffer.

(or)

16. What is an URL? What are the different constructors used with the URL? What is an URL connection? Explain.

 

17. Discuss in detail about an applet initiation and termination.

(or)

18. Write notes on:

(a) Event classes

(b) Event Listener Interfaces.

(c) Adapter classes.

 

19. Explain how to create a frame window in an applet.

(or)

20. Explain the function of any three controls supported by AWT.