Exclusive html by Mrs. SaiSabitha Pramodh

Javascript Questions

1.what is the difference between java and javascript?
2. What are the datatypes of javascript?
3. Explain the javascript hierarchy? Draw the diagram
4. What is a scripting language
5. What is javacsript and what are its uses?
6. Explain javascript variables and life time of the variables.
7. Explain the three types of pop-up boxes in javascript?
8. Explain Event and Event Handling in Javascript?
9. How are Errors handle in javascript?
10Write a javascript program to find then smallest of a given no
11. Write a javascript code to find the roots of a quadratic equation
12. Explain the methods and properties of the following object
Window object
Document object
Location object
History object
Navigator object
13. Write a Script to create a Form and fetch the values of it.
14. Write a Script to validate the Form elements
15. Write a java script program to fetch the value of a textbox and select box
16. Write a Script to change the size of the image
17. Write the Script to change the background color of the textbox using on mouse over event
18. Why client side scripting is necessary in developing a web site