Jawaharlal Nehru Technological University Kakinada 2010-5th Sem M.C.A Subject Code: MC426 Iester [NR] Supplementary s, Programming in java - Question Paper

Time: three Hours

Max Marks: 60


ans any 5 ques. All ques. carry EQUAL marks



1. a) discuss the subsequent OOPS concepts:
i) Encapsulation ii) Polymorphism iii) Inheritance

b) elaborate the jump statements in Java? discuss them.

2. a) discuss the use of the subsequent statements.
i) static ii) final
b) discuss parameter passing techniques in Java with an example every.

3. a) discuss method overloading with an example.
b) discuss defining, creating and accessing a package with suitable example.

4. a) Write the differences ranging from classes and interfaces.
b) discuss the usage of try, catch and finally keywords with an example.

5. a) discuss the creation of thread with Runnable interface with an example.
b) discuss Inter Thread Communication with an example.

6. a) Write a java program illustrating Action Event.
b) Write a java program to display an ovel inside a rectangle.

7. a) discuss the border and Grid layout managers with an example every.
b) discuss Applet Life Cycle methods.

8. a) What is URL? Write a java program to parse the URL.
b) List and discuss the string comparison methods available in String class

Earning:   Approval pending.