What is JavaScript?
A script language, usually used to add user interactivity to websites, including: manipulation of page objects, animations, navigation tools and form of validation.
What is a web form?
Enables websites to collect user input data and selections.
Is JavaScript compiled or interpreted?
Interpreted
Why is JavaScript interpreted, instead of compiled?
Compiling, produces object code in which is specific for to a particular type of processor. However for JavaScript object code produced should be compatible with the computer the browser is running on