• JavaScript handles user responses with the help of events.
• Onclick, onsubmit, onmouseover, onmouseout are some useful events.
• Object is a collection of property and methods.
• You can create object as: object = {key:value, key:value…..};
• The new operator is used to create an instance of an object.
• This operator can be used to initialize object properties.
• JavaScript events are used to validate form and data.
• A JavaScript can be used to store and retrieve information on the visitor’s computer means it can also be used to create cookies.
• Cookies are a simple plain text data record of 5 variable-length fields.
• document.cookie object is used to store cookie values.
• DHTML is a combination of HTML, JavaScript, DOM, and CSS. It is not a language it stands for Dynamic HTML.
• HTML stands for Hyper Text Markup Language
• CSS stands for Cascading Style Sheets
• The Document Object Model of HTML is a standard to get, change, add, or delete HTML elements.
• Dynamically you can change style of HTML by JavaScript.