yahoouf.blogg.se - Chief architect library update

What do you understand by Virtual DOM? Explain its works.Ī virtual DOM is a lightweight JavaScript object which originally is just a copy of the real DOM. This file makes applications robust and boosts its performance. This makes the HTML file really easy to understand. This is a type of file used by React which utilizes the expressiveness of JavaScript along with HTML like template syntax. React Interview Questions and Answers in 2023 | Edureka Coding gets complex as it uses inline templating and JSX.It can be little difficult for the novice programmers to understand.Its library is very large and takes time to understand.React is just a library, not a full-blown framework.Using React, writing UI test cases become extremely easy.React is easy to integrate with other frameworks like Meteor, Angular, etc.

Because of JSX, code’s readability increases.

It can be conveniently used on the client as well as server side.

It increases the application’s performance.

Some of the major advantages of React are:

It follows uni-directional data flow or data binding.

It uses the virtual DOM instead of the real DOM.

Major features of React are listed below:

Even though it was open-sourced only in 2015, it has one of the largest communities supporting it.

It is used for developing complex and interactive web and mobile UI.

It follows the component based approach which helps in building reusable UI components.

React is a front-end JavaScript library developed by Facebook in 2011.

Despite being just a library for ‘View’ in MVC (Model-View-Controller), it’s giving strong competition to full-blown frameworks like Angular, Meteor, Vue, etc. Check out the belo2w graph which shows the trend of popular JS frameworks:

Unique features like Virtual DOM and reusable components grab the attention of front end developers. How different is React’s ES6 syntax when compared to ES5?Īs of today, there are about 1,000 contributors on Github. What do you understand by Virtual DOM? Explain its working.ĩ. List some of the major advantages of React.ħ. Differentiate between Real DOM and Virtual DOM.Ĥ. Let us start by taking a look at some of the most frequently asked React Interview Questions :ġ.

So, if you are an aspiring front-end developer and preparing for interviews, then this blog on Top 100+ React Interview Questions is for you. With a quick learning curve, reusable components, and clean abstraction, React is a clear win for front-end developers across the globe. Slowly and steadily, the JavaScript tools are firming their roots in the marketplace and the demand for React Certification Training is increasing exponentially. Among all, React is considered as the fastest growing Javascript framework. Selecting the right technology for developing an application or website is becoming more challenging.