Java Question Paper of Core Java

Posted Date: 17-Oct-2011	Category: Education	Rating:
Author: Narender Bhardwaj	Member Level: Gold	Points: 10 (Rs 2)

Java is object oriented programming language.Java is used in developing web applications.Java uses object oriented concept like encapsulation,inheritance,Polymorphism etc.Java does not support multiple inheritance to do multiple inheritance in java we use interfaces.

Attempts all sections each section carries equal marks:-

Section A

1.)Explain object oriented programming?Write down
advantages and characteristics of OOPS.10
2.)Explain:-

(a)Short note on how java works.
(b)compare C++,C with java.5,5

Section-B

3.)
(a)what are various variable naming convention?6

(b)explain various operators used in java?6

4.)What are various control flow statements & looping construct in java?

OR
Write a program in java to find whether a number is prime or not.8

SECTION-c

5.)Explain java packages?10

6.)Explain:

(a)How I/O stream is managed in java.

(b)Explain thread life cycle & synchronization.5,5

SECTION-D

7.)What is exception handling?Why we need exception handling in programs?
Support your answer with example.10

8.)(a)Explain concept of classes in java with example.7
(b)Importance of garbage collection in java.3

SECTION-E

9.)
(a)Importance of of HTML for java applets.3
(b)Multithreaded applications.3
(c)Naming variables.2
(d)finalizers.2
(e)Need for exception handling.4
(f)Throw statement.3
(g)final class.3

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