Your question: What is JavaScript and explain its features?

JavaScript is a dynamic computer programming language. It is lightweight and most commonly used as a part of web pages, whose implementations allow client-side script to interact with the user and make dynamic pages. It is an interpreted programming language with object-oriented capabilities.

What are the three features of JavaScript?

Now we are going to discuss some important features of JavaScript.

  • Light Weight Scripting language.
  • Dynamic Typing.
  • Object-oriented programming support.
  • Functional Style.
  • Platform Independent.
  • Prototype-based.
  • Interpreted Language.
  • Async Processing.

Which is the following features of JavaScript?

A – JavaScript is a lightweight, interpreted programming language. B – JavaScript has object-oriented capabilities that allows you to build interactivity into otherwise static HTML pages. C – The general-purpose core of the language has been embedded in Netscape, Internet Explorer, and other web browsers.

What is JavaScript explain in short?

Javascript (JS) is a scripting languages, primarily used on the Web. It is used to enhance HTML pages and is commonly found embedded in HTML code. JavaScript is an interpreted language. Thus, it doesn’t need to be compiled. JavaScript renders web pages in an interactive and dynamic fashion.

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What are the features and advantages of JavaScript?

Advantages and Disadvantages of JavaScript

  • Speed. Client-side JavaScript is very fast because it can be run immediately within the client-side browser. …
  • Simplicity. JavaScript is relatively simple to learn and implement.
  • Popularity. …
  • Interoperability. …
  • Server Load. …
  • Gives the ability to create rich interfaces.

What is JavaScript function?

JavaScript provides functions similar to most of the scripting and programming languages. In JavaScript, a function allows you to define a block of code, give it a name and then execute it as many times as you want. A JavaScript function can be defined using function keyword.

What are JavaScript types?

JavaScript types

  • Boolean type.
  • Null type.
  • Undefined type.
  • Number type.
  • BigInt type.
  • String type.
  • Symbol type.

What is the original name of JavaScript?

What was JavaScript originally called? The early versions of JavaScript were called Mocha. Not long after a Mocha prototype was introduced into Netscape Communicator (May 1995), it was renamed to LiveScript, purely because the world Live was better for marketing.

What is the most important part of JavaScript?

The most important feature of JavaScript is that functions are objects. That’s it. Understanding this will open up a whole new understanding of the JavaScript language. In JavaScript, functions are objects.

What is JavaScript list some features of JavaScript?

Javascript helps in creating interactive web pages. It supports event-driven, functional, object-oriented, and prototype-based programming styles. Javascript greatly helps in DOM manipulation. It has flexible APIs for working with a variety of data types like strings, dates, arrays, regular expressions, etc.

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What is JavaScript introduction?

JavaScript is a cross-platform, object-oriented scripting language used to make webpages interactive (e.g., having complex animations, clickable buttons, popup menus, etc.). … Client-side JavaScript extends the core language by supplying objects to control a browser and its Document Object Model (DOM).

What is JavaScript complete introduction?

JavaScript is a client-side scripting language developed by Brendan Eich. JavaScript can be run on any operating systems and almost all web browsers. You need a text editor to write JavaScript code and a browser to display your web page.

What is the difference between JavaScript and ECMAScript?

ECMAScript is a Standard for scripting languages such as JavaScript, JScript, etc. It is a trademark scripting language specification. JavaScript is a language based on ECMAScript. A standard for scripting languages like JavaScript, JScript is ECMAScript.