B.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Fourth Semester
Computer Science
JAVA PROGRAMMING
(CBCS 2011 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. What is JVM?
2. What are the data types of Java?
3. What are the bitwise operators of Java?
4. Find the value of if 123.56% 10.
5. Define Constructor.
6. What are the advantages of Vectors over arrays?
7. What are the advantages of Multithread?
8. How will you hide a class in a package?
9. How Applets differs from and Applications?
10. Write the syntax and an example of the method which is
used to draw a rectangle.
Sub. Code
1BCE4C1
AFC-10385
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Part B x 5 25)
Answer all questions, choosing either or
11. Explain the features of Java.
Or
Explain the Java support systems.
12. Explain any ten mathematical functions in Java
with example.
Or
Explain the switch statement in Java with an
example.
13. Write a java program to define an interface Area.
Implement the interface to calculate the area of a
rectangle.
Or
Explain method overloading with an example.
14. Explain the Thread Life cycle.
Or
Explain the run time error in Java with a program.
15. Explain the Applet life cycle.
Or
How will you add an Applet to a HTML file?
Explain with an example.
AFC-10385
3
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Part C x 10 30)
Answer any three questions.
16. Explain Command Line Arguments with a program.
17. Write Java programs to print the first 20 prime numbers.
18. Write a Java program to multiply two matrices.
19. Write a Java program to create a package called student.
Import the package to calculate the total mark obtained
by the student.
20. Write a Java program to draw a polygon with five sides.
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