Core Java Practical

Java Programming in Apache NetBeans IDE

Note: Install Java Development Kit before NetBeans.

1. Write a java program to display "Hello World". link

2. Write a program to perform arithmetic operation. link

3. Write a program to calculate simple interest. link

4. Write a program to check the given no is odd or even. link

5. Write a program to find the area of circle. link

6. Write a program to find the largest no amongst three number. link

7. Write a program to draw following pattern. link

     *
     **
     ***
     ****

8. Write a program for simple if statement. link

9. Write a program for If..else statement. link

10. Write a program for nested if statement. link

11. Write a program for if..else..if statement. link

12. Write a program for while loop statement. link

13. Write a program for for loop statement. link

14. Write a program for do while loop statement. link

15. Write a program for switch case statement. link

16. Write a program for constructor. link

17. Write a program for constructor overloading. link

18. Write a program for single inheritance. link

19. Write a program for multilevel inheritance. link

20. Write a program for hierarchical inheritance. link

21. Write a program to find area of circle, square and rectangle. (Method Overloading) link

22. Write a program for scanner class. link

23. Menu Driven Program. link

24. Initialization of an array. link

25. Multidimensional Array. link

26. Addition of an array. link

27. Subtraction of an array. link

28. Multiplication of an array. link

29. Write a program to Implement abstract class. link

30. Write a program to Implement interface. link

31. Write a program to use super keyword. link

32. Write a program to implement Exception Handling. link

33. Write a program to create thread. link

34. Write a program to implement String Functions. link

35. Write a program to implement Math Functions. link

36. Write a program to implement various classes of utility package. link

37. Write a program to implement various classes of io package. link

38. Write a program to display message using applet. link

39. Write a program to configure applets. link

40. Write a program to demonstrate Keyboard events. link

41. Write a program to demonstrate Mouse events. link

42. Write a program to implement Graphics Class. link

43. Write a program to find Armstrong number. link

44. Write a program to find Factorial of given number. link

45. Write a program for Fibonacci Series. link

Code checked till 35