Pankaj Kumar Rai

@Impankajrai

Full Stack MERN Developer

Madhya Pradesh, IndiaJoined January 2022

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I am a full stack MERN developer from Madhya Pradesh, India. Currently, I have experience of MERN Stack by my academic and own projects.

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Pankaj Kumar Rai's blogs

JavaScript Everywherejscoders.hashnode.dev5 posts

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jscoders.hashnode.dev

Difference between First-Class and Higher-Order Functions in JavaScript

First-Class Function: A programming language is said to have First-class functions if functions in that language are treated like other variables. So the functions can be assigned to any other variable or passed as an argument or can be returned by a...

Apr 8, 20221 min read

jscoders.hashnode.dev

NodeJS Interview Questions

S. NoQuestions 01.What does the runtime environment mean in Node.js? 02.What is Node.js? 03.What is Node.js Process Model? 04.What are the data types in Node.js? 05.How to create a simple server in Node.js that returns Hello World? 06.How do ...

Mar 31, 20225 min read

jscoders.hashnode.dev

JavaScript Top 500 Interview Questions

Questions What are the possible ways to create objects in JavaScript What is prototype chain What is the difference between Call, Apply and Bind What is JSON and its common operations What is the purpose of the array slice method What is the ...

Mar 20, 202218 min read

jscoders.hashnode.dev

React JS Interview Part-2

What is the difference between setState and replaceState methods? How to listen to state changes? What is the recommended approach of removing an array element in react state? Is it possible to use React without rendering HTML? How to pretty print JS...

Mar 19, 20229 min read

jscoders.hashnode.dev

React JS Interview Questions

What is React? What are the major features of React? What is JSX? What is the difference between Element and Component? How to create components in React? When to use a Class Component over a Function Component? What are Pure Components? What is stat...

Mar 19, 20224 min read

Pankaj Kumar Rai

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Pankaj Kumar Rai's blogs

Recently published

Difference between First-Class and Higher-Order Functions in JavaScript

NodeJS Interview Questions

JavaScript Top 500 Interview Questions

React JS Interview Part-2

React JS Interview Questions

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Pankaj Kumar Rai

About

Available for

Pankaj Kumar Rai's blogs

Recently published

Difference between First-Class and Higher-Order Functions in JavaScript

NodeJS Interview Questions

JavaScript Top 500 Interview Questions

React JS Interview Part-2

React JS Interview Questions