B.Com. (Three Year) DEGREE EXAMINATION, OCTOBER 2018.
End Semester Examination
Fifth Semester
(Regular Supplementary)
Paper IV OBJECT ORIENTED PROGRAMMING USING JAVA
2 C 53034 B
Time 3 Hours Max. Marks 70
PART — A
Answer any FIVE the following questions. 4 20 Marks)
1. What is World wide web?
2. Describe the structure of java program.
3. What is scope of variable?
4. What is constructor? Explain with java program.
5. Write an examples for final classes and final variables.
6. How do we set priorities for threads?
7. What is an interface?
8. What is the difference between reading Files and writing Files?
PART — B
Answer ALL of the following questions. 10 50 Marks)
UNIT I
9. What are the features of java?
Or
Describe different types of operators in java.

UNIT II
10. What are the Looping statements in java?
Or
Write a syntax and examples for nesting methods?
UNIT III
11. Compare and contrast method overriding and method overloading.
Or
Write a Java program for sorting numbers.
UNIT IV
12. Describe the complete life cycle of a Thread.
Or
What is Exception handling? Explain different types of errors.
UNIT V
13. How do we add a class or an interface to package?
Or
Discuss the steps involved in loading and running a remote applet.
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