Object Oriented Programming in Java 2020

4. Differentiate  between abstract class and interface with suitable example.

8. Write short note on (Any Two):

a) final keyword    b) Collection class    c) JDBC

Group B

Group C

Attempt any TWO questions.

11.a) Differentiate between java AWT and java Swing. Explain the different types of layout managers in java GUI programming.

b) Write a java GUI program to calculate square of entered number.

6. Define access modifier. Explain access modifiers in java with examples.

3. Explain the operators available in Java programming.

4. Define loop. Write a java program to print  first n prime numbers.

2. Define OOP. Write the characteristics of OOP language.

10. a) Write a program to sort name of any five cities in ascending order.

b) Define polymorphism. How do we achieve polymorphism in java explain with example?

9. a) Write a program to create and use the java package.

b) Define thread. Explain the life cycle of thread.

Attempt any SIX questions.

7. Define exception. Explain exception handling mechanism in java with example.