B.C.A. DEGREE EXAMINATION, APRIL 2018
Fourth Semester
Computer Application
JAVA PROGRAMMING
(CBCS 2011 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. What are the benefits of OOP?
2. What is a Browser? Give example.
3. What do you mean by labeled loops?
4. Write the syntax of Conditional Operator. Give one
example.
5. Define Class.
6. Write any Four wrapper classes in java.
7. Define Package.
8. Define Exception.
9. What is the difference between Applet and Application?
10. Write the syntax of the method which is used to draw an
ellipse.
Sub. Code
1BCA4C1
AFC-10671
2
WSS
Part B x 5 25)
Answer all questions, choosing either or
11. Explain the basic concepts of Java.
Or
Explain the Java Data types with example.
12. Explain the Operators in Java with example.
Or
Explain switch statement with an example.
13. Explain Constructor with a program.
Or
What is an Interface? How will you implement an
Interface?
14. Explain Package Creation and Accessing a package
with an example.
Or
Explain the life cycle of a Thread.
15. Explain the Applet tag with all options with an
example.
Or
Explain how will you display numerical values in an
Applet.
AFC-10671
3
WSS
Part C x 10 30)
Answer any three questions.
16. Explain
JVM
Java Tokens.
17. Write a Java program to print the first twenty prime
numbers.
18. Write a Java program to add two matrices.
19. Explain with a program, how will you create the Thread
by extending Thread class.
20. Write a Java program to draw a Polygon with six sides.
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