1.) Tell me about Node.js in you own words (don’t just copy it). Cover the follo
ID: 3899590 • Letter: 1
Question
1.)
Tell me about Node.js in you own words (don’t just copy it). Cover the following
What is it?
How is it different from Javascript?
Give me three examples where it is/has been used.
Give me three companies that use it.
Tell me about AngularJS?
What is it?
How is it different from Javascript?
Give me three examples where it is/has been used.
Give me three companies that use it.
Tell me about React Native?
What is it?
How is it different from Javascript?
Give me three examples where it is/has been used.
Give me three companies that use it.
Explanation / Answer
Dear Student ,
As per the requirement submitted above , kindly find the below solution.
1.Node.js :
What is it? (Node.js)
Node.js is open source , which is completely free and used by thousands of developers around the world.In simple terms , node.js is server side javascript. Node.js is a very powerful javascript based framework or platform which is built on Google Chrome's Javascript V8 engine.Node.js making use of event driven non blocking input output model that makes node.js very lightweight and efficient. Also node.js making use of largest ecosystem called as NPM that is Node Package Manager. Basically using NPM anybody will able to install the libraries as required by the application.
How is it different from Javascript?
Javascript is open source client side scripting language which is interpreted by browser that means client side javascript is run within the browser only and if you want to run the javascript outside the browser that means on the server side you have the option of Node.js. Node.js is another context of running the javascript on the server side (outside the browser). The javascript that is used on the client side that same javascript used on the server side using node.js.
Give me three examples where it is/has been used.
Node.js is best suitable for :
> I/O Bound Applications
> Data Streaming Application
> Data Intensive Real-Time Applications (DIRT)
> JSON APIs based Applications
Paypal , GoDaddy , Yahoo using node.js
Give me three companies that use it.
Below companies using node.js for their applications.
> Netflix
> Uber
Kindly refer official website for node.js for more information.
2.AngularJS :
What is it? (AngularJS)
AngularJS is open source javascript based client side frontend framework given by Google. Angular helps to create single page applications or one page applications that only needs HTML , CSS and Javascript on the client side. Also the way MVC (Model ,View and Controller) is implemented on the server side in the same way using angular MVC is implemented on the client side.
Basically AngularJS is used for creating dynamic web applications , which uses HTML as template laguage and AngularJS allows to extend HTML syntax to express you applications components clearly.
How is it different from Javascript?
JavaScript is a client side language to run in the client’s browser.
Angular is a JavaScript framework which is made for building large, single-page web applications and you need to use or import Angular.js external library in the <script> for using angular.
In simple terms in Javascript you need to code everything form scratch but in angular already given some functions to use with html to assign some more powerful functionality to html elements.
Give me three examples where it is/has been used.
Below is the applications using angularjs
> upwork
> lego
> Freelancer
Give me three companies that use it.
Below companies using angularjs
> Google for youtube
> Capgemini
> Globant SA
3.React Native?
What is it?
React Native is a Javascript framework for rendering mobile application in iOS and Android. React is a Facebook’s Javascript library for building user interfaces which targets mobile platforms. So now developers can make mobile applications using this Javascript library which can be shared between platforms that makes it easy to develop in both iOS and Android.
How is it different from Javascript?
Javascript is client side open source script language and react native is targetted for native device only.
Give me three examples where it is/has been used.
Below applications are made with react native
> wix
> Yeti Smart Home
Give me three companies that use it.
Below companies using react native for their applications.
> wallmart
> Uber
NOTE : PLEASE FEEL FREE TO PROVIDE FEEDBACK ABOUT THE SOLUTION.
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