JavaScript Questions

Some question of JavaScript programs are given below as links. Click on that link which one you want to know more. The given links will display the program code and its output. Here I displayed the outputs as Images. If you want to check its working, copy that code to a Notepad or any text editors and then save as a HTML file.

Questions are given below. Click on that to get answers,

1. Write a JavaScript program to find the area and circumference of a circle?
2. Write a JavaScript program to show the Alert Box?
3. Write a JavaScript program to store different colors in an array and change the background color of the page using this array elements?
4. Write a JavaScript program for form validation?
5. Write a JavaScript program to print first n even numbers?
6. Write a JavaScript program to print first n prime numbers?
7. Write a JavaScript program to print first n Fibonacci numbers?
8. Write a JavaScript program to print prime numbers in a range?
9. Write a JavaScript program to perform case conversion?
10. Write a JavaScript program to alert content of text box?
11. Write a JavaScript program to illustrate onMouseOver event?
12. Write a JavaScript program to illustrate onKeyup event?
13. Write a JavaScript program to print strange numbers in a range?
14. Write a JavaScript program to print fibonacci numbers in a range?