Summary
Q1. What is JavaScript?
Ans. JavaScript is an object-based programming language, mostly it used as a client-side programming
language with the HTML page to add some behaviour for it.
JavaScript initially created as a browser only language, but now it can be executed on the server or any client
which has a JavaScript Engine. The product like Node.js, MongoDB, jaggery.js, ASP and many more uses serverside JavaScript.
In the browser, JavaScript can do many things as given below:
• Manipulating the HTML element.
• React to a user action, like running some event while user clicks on the mouse or by using the
keyboard.
• Send request to the remote server.
• Downloading and uploading the files.
• Get and Set cookies and handling the client-side storage (local and session storage).
Major Advantage of using the JavaScript
• Full integration with HTML/CSS.
• Supported by all major browser which is enabled by default.
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