BCA 2nd Year 2014 Last & Previous Year Question

BCA 2nd Year JAVA PROGRAMMING Paper Question Paper

BCA 2nd Year JAVA PROGRAMMING Paper 2013 Question Paper



Part-A 10 x 1 = 10

1. What do you understand from Object-Oriented Programming?
2. What is AWT?
3. Write all the types of Inheritance supported by Java?
4. What is polymorphism in Java?
5. What are Applets?
6. What do you understand from Bytecode?
7. What is JVM?
8. What is command line Arguments. Explain with an example.
9. What is JDBC?
10. Explain the use of the 'Static' keyword?

Part-B 5 x 2 = 10

1. Explain all the uses of the 'Final' keyword with an example?
2. Differentiate between 'throne’ and 'thrones' with an example?
3. Explain the concept of method overriding?
4. What are Packages? How to package can be created. Explain the import statement with an example.
5. What is the For-Each loop in Java? Write a program that shows the addition of two 2x 2 matrics.

Part-C 10 x 3 = 30

1. What is Exception Handling? Explain the concept of multiple catch statements. Write a program that implements the final block?
What is the need for Synchronization in Multithreading? Explain the synchronized method with an example?
2. What are Threads? How threads can be created in Java? Explain the concept of thread priority with an example.
Differentiate between String and String Buffer? Explain string connection and to string method with an example?
3. Write short notes on the following:
(i) Wrapper classes.
(ii) Super Keyword.
What do you understand from the term GUI?