OBJECT-ORIENTED PROGRAMMING THROUGH JAVA

 NOTES

UNIT - 1               UNIT - 2         UNIT - 3        UNIT - 4         UNIT - 5

UNIT WISE Q&A

UNIT - 1              UNIT - 2

Exercise – 1:

a)  Write a JAVA program to display default value of all primitive data type of JAVA 

b) Write a java program that display the roots of a quadratic equation ax²+bx=0. Calculate the discriminate D and basing on value of D, describe the nature of root.

 

Exercise – 2:

 a)  Write a JAVA program to search for an element in a list of elements using binary search

 b)  Write a JAVA program to sort for an element in a given list of elements using bubble sort

c)  Write a JAVA program using StringBuffer to delete, remove character.

 

Exercise – 3:

a)  Write a JAVA program to implement class mechanism. Create a class, methods and invoke them inside main method

b) Write a JAVA program implement method overloading

c) Write a JAVA program to implement constructor.

d) Write a JAVA program to implement constructor overloading.

 

Exercise – 4:

a) Write a JAVA program to implement Single Inheritance 

b) Write a JAVA program to implement multi level Inheritance 

c) Write a JAVA program for abstract class to find areas of different shapes    

 

Exercise – 5:

a)  Write a JAVA program give example for “super” keyword.

b)  Write a JAVA program to implement Interface. What kind of Inheritance can be achieved?

c)  Write a JAVA program that implements Runtime polymorphism

 

Exercise – 6:

 

a)  Write a JAVA program that describes exception handling mechanism

b)  Write a JAVA program Illustrating Multiple catch clauses

c)  Write a JAVA program for creation of Java Built-in Exceptions

d) Write a JAVA program for creation of User Defined Exception

 

 Exercise – 7:

 a) Write a JAVA program that creates threads by extending Thread class.

 b) Write a program illustrating is Alive and join ()

c) Write a Program illustrating Daemon Threads.

d) Write a JAVA program Producer Consumer Problem