Tuesday, October 21, 2014

Explain javascript merits and demerits of it.

Java Script:
- JavaScript is the most popular scripting language on the internet, and works in all
   major browsers, such as Internet Explorer, Firefox, Chrome, Opera, and Safari.
- JavaScript is a language that is used to make web pages interactive.
- JavaScript was designed to add interactivity to HTML pages.
- JavaScript is a scripting language.
- A scripting language is a lightweight programming language.
- JavaScript is usually embedded directly into HTML pages.
- JavaScript is an interpreted language.
- Everyone can use JavaScript without purchasing a license.
- Using JavaScript user can add events on your website.
- Using JavaScript user can check the data before it is submitted to the server.

What can a JavaScript do?
·        JavaScript gives HTML designers a programming tool
·        JavaScript can put dynamic text into an HTML page
·        JavaScript can react to events
·        JavaScript can read and write HTML elements
·        JavaScript can be used to validate data
·        JavaScript can be used to detect the visitor's browser
·        JavaScript can be used to create cookies

Advantages of the Javascript:
-         Speed.
-         Easy to use.
-         Versatility.
-         Reduce server Load.
-         Javascript validation.
-         Dynamic Image Effect.

Disadvantages of the Javascript:
-         Security.
-         Reliance on End User.
-         Extending Coding.
-         Reduces Search Engine Friendliness.

1 comment:

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