MCA MAGADH UNIVERSITY QUESTION, (2016-2019) , OOP WITH JAVA

MCA MAGADH UNIVERSITY QUESTION, (2016-2019) , (Third semester)  OOP WITH JAVA

                                                                          2016-2019
                                                                       Time: 4 hours
                                                                       Full marks: 80
                                           Candidates are required to give their answers in their
                                                             own words as far as practicable.
                                                         The questions are of equal value.
                                                              Answer any five questions.


1. What is the OOP? Why is Java known as platform nectural language?

2. What are tokens? What are different types of tokens in Java?

3. What is the difference between the rint ( ) and the round ( ) function in java ? Write example program showing the difference between call by value and call by reference.

4. What are wrapper classes? What is its advantages? Explain with the help of a program.

5. What is the advantages of exception handling? What is that importance of throw and finally in exception handling.

6. What is a package? Discuss Predefined Package in India.

7. What is thread? What is the difference between light weight thread and multi thread? Explain with the help of a program.

8. What is world wide web? What is the contribution of Java to the world wide Web?

9. What is an interface? What is the major different between on interface and classes? Explain with the help of program.

10. Write short notes of any four of the following:
      (a) Super Keyword
      (b) Class
      (c) Object
      (d) Inheritance
      (e) Method Overloading
      (f) Constructor