Teekam Singh

@iamteekam

i*****@gmail.comJoined 4 Dec 2023

211blogs1followers1following

Published blogs

#177 React- How to detect that data needs to be fetched while loading icon is showing on screen in lazy-loading?

React.js

Interview Questions

14 views0 likes31 Oct 2025

#176 Difference between PUT vs PATCH while calling API?

Node.js

Interview Questions

15 views0 likes31 Oct 2025

#175 Why we use HTML semantic elements?

HTML

Interview Questions

16 views0 likes31 Oct 2025

#174 Task- create a login screen which takes userID and password, and invokes login API

React.js

Interview QuestionsReact.js

28 views0 likes11 Oct 2025

#167 Code: Write a React component which has two input fields name and age. When form is submitted then display name and age in the alert box.

React.js

React.jsInterview Questions

24 views0 likes23 Aug 2025

#166 Why we prefer node.js over other backend frameworks?

Node.js

Node.jsInterview Questions

27 views0 likes23 Aug 2025

#165 var vs let vs const in JavaScript

JavaScript

JavaScriptInterview Questions

26 views0 likes23 Aug 2025

#164 What is var in JavaScript?

JavaScript

JavaScriptInterview Questions

25 views0 likes23 Aug 2025

#163 Difference between local and session storage?

JavaScript

JavaScriptInterview Questions

29 views0 likes23 Aug 2025

#162 What is prop drilling in React?

React.js

React.jsInterview Questions

24 views0 likes23 Aug 2025

#161 How do we manage states in React?

React.js

React.jsInterview Questions

27 views0 likes23 Aug 2025

#160 What are Higher order components in React?

React.js

React.jsInterview Questions

26 views0 likes23 Aug 2025

#159 What are Pure Components in React?

React.js

React.jsInterview Questions

29 views0 likes23 Aug 2025

#158 What is useMemo() hook in React?

React.js

React.jsInterview Questions

25 views0 likes23 Aug 2025

#157 What is useContext() hook in React?

React.js

React.jsInterview Questions

28 views0 likes23 Aug 2025

#156 What are hooks in React?

React.js

React.jsInterview Questions

27 views0 likes23 Aug 2025

#155 What is Virtual DOM in React?

React.js

React.jsInterview Questions

27 views0 likes23 Aug 2025

#154 What is useEffect() hook in React?

React.js

React.jsInterview Questions

26 views0 likes23 Aug 2025

#153 Difference between functional based vs class based components in React? Why we use functional components over class components?

React.js

React.jsInterview Questions

26 views0 likes23 Aug 2025

#152 What is Throttling and how it works?

React.js

React.jsInterview Questions

29 views0 likes23 Aug 2025

#151 var vs let in JavaScript?

JavaScript

JavaScriptInterview Questions

30 views0 likes23 Aug 2025

#150 Drawbacks of ContextAPI over Redux?

React.js

React.jsInterview Questions

33 views0 likes23 Aug 2025

#149 How do you calculate Page load time in React?

React.js

React.jsInterview Questions

34 views0 likes23 Aug 2025

#148 Difference between useMemo() and useCallback() hooks?

React.js

React.jsInterview Questions

25 views0 likes23 Aug 2025

#147 What are Pure Functions?

JavaScript

JavaScriptInterview Questions

31 views0 likes23 Aug 2025

#146 How do ypu deploy your code changes when working in a team?

Git

GitInterview Questions

28 views0 likes23 Aug 2025

#145 Difference between git pull vs git merge ?

Git

GitInterview Questions

29 views0 likes23 Aug 2025

#144 React.memo() vs useMemo() ?

React.js

React.jsInterview Questions

27 views0 likes23 Aug 2025

#143 Suppose 10 APIs are calling at same time and after getting response from all 10 APIs then only set the loading state to false and render the content

API Development

RESTful APIsInterview Questions

29 views0 likes23 Aug 2025

#142 Explain JavaScript Engine?

JavaScript

JavaScriptInterview Questions

29 views0 likes23 Aug 2025

#141 What happens during React's render and commit phases?

React.js

React.jsInterview Questions

30 views0 likes23 Aug 2025

#140 defer vs async in JavaScript <script> tag

JavaScript

JavaScriptInterview Questions

31 views0 likes23 Aug 2025

#139 How do we handle large list efficiently in React?

React.js

React.jsInterview Questions

27 views0 likes23 Aug 2025

#138 Difference between useEffect() and useLayoutEffect() hooks in React?

React.js

React.jsInterview Questions

27 views0 likes23 Aug 2025

#137 What are controlled and uncontrolled components in React?

React.js

React.jsInterview Questions

28 views0 likes23 Aug 2025

#136 What is strict mode in React?

React.js

React.jsInterview Questions

29 views0 likes23 Aug 2025

#135 What is React Fiber?

React.js

React.jsInterview Questions

28 views0 likes23 Aug 2025

#134 What are polyfill and transpiler in React?

React.js

React.jsInterview Questions

32 views0 likes23 Aug 2025

#133 What is module in React?

React.js

React.jsInterview Questions

31 views0 likes23 Aug 2025

#132 Difference between deep copy and shallow copy in JavaScript?

JavaScript

JavaScriptInterview Questions

28 views0 likes23 Aug 2025

#131 What is Currying in JavaScript?

JavaScript

JavaScriptInterview Questions

29 views0 likes23 Aug 2025

#130 What is scope in Javascript? Types of scopes

JavaScript

JavaScriptInterview Questions

30 views0 likes23 Aug 2025

#129 If state or something changes in component then what happens?

React.js

React.jsInterview Questions

27 views0 likes23 Aug 2025

#128 What is Reconciliation in React?

React.js

React.jsInterview Questions

26 views0 likes23 Aug 2025

#127 What is Diffing algorithm in React?

React.js

React.jsInterview Questions

30 views0 likes23 Aug 2025

#126 What are Service Workers?

JavaScript

Interview QuestionsJavaScript

30 views0 likes16 Aug 2025

#125 Give output of below code related to settimeout, promise, IIFE function

JavaScript

Interview QuestionsJavaScript

29 views0 likes16 Aug 2025

#124 Task- Create a login form in React.js. Also display username and password in console and pass these values to login api.

React.js

Interview QuestionsReact.js

24 views0 likes16 Aug 2025

#123 What is Web Storage in HTML?

HTML

Interview QuestionsHTML

28 views0 likes16 Aug 2025

#122 What are Web Workers in HTML?

HTML

HTMLInterview Questions

30 views0 likes16 Aug 2025

#29 Difference between ContextAPI and Redux with Examples

React.js

React.jsInterview Questions

50 views0 likes30 Jul 2025

#1 Difference between window and document in Javascript

JavaScript

JavaScriptInterview Questions

84 views0 likes26 Jul 2025

#119 What is Agile methodology? Which agile scrum we use for daily workflow?

Agile Methodologies

Agile DevelopmentInterview Questions

36 views0 likes26 Jul 2025

#121 How to create Web Components? Explain with examples

JavaScript

Web DevelopmentInterview QuestionsJavaScript

35 views0 likes26 Jul 2025

#120 What is JIRA? For what purpose we use it for?

JIRA

Interview Questions

27 views0 likes26 Jul 2025

#118 Task- Create 3 buttons in React and if any button is clicked then highlight that button with green color

React.js

React.jsInterview Questions

32 views0 likes26 Jul 2025

#117 Any testing frameworks to do end to end testing in React?

Software Testing

TestingInterview Questions

29 views0 likes26 Jul 2025

#116 What are Web Components? How can we use them in frameworks like React, Angular, etc.?

JavaScript

JavaScriptInterview Questions

29 views0 likes26 Jul 2025

#115 What is vanilla JavaScript?

JavaScript

JavaScriptInterview Questions

29 views0 likes26 Jul 2025

#114 Difference between justify-content and align-items in CSS

CSS

CSSInterview Questions

37 views0 likes25 Jul 2025

#113 What is flexbox in CSS?

CSS

CSSInterview Questions

31 views0 likes25 Jul 2025

#112 What is Box model in CSS?

CSS

CSSInterview Questions

31 views0 likes25 Jul 2025

#111 Which attributes we pass in meta tags in HTML?

HTML

HTMLInterview Questions

30 views0 likes25 Jul 2025

#110 What are meta tags in HTML?

HTML

HTMLInterview Questions

29 views0 likes25 Jul 2025

#109 Why we pass key when rendering lists in React?

React.js

React.jsInterview Questions

34 views0 likes25 Jul 2025

#108 localStorage() vs sessionStorage() in JavaScript

JavaScript

JavaScriptInterview Questions

32 views0 likes25 Jul 2025

#107 Difference between fetch() vs axios()? Why we use axios instead of fetch?

JavaScript

Interview QuestionsJavaScript

32 views0 likes25 Jul 2025

#106 What are Web APIs?

API Development

Interview Questions

33 views0 likes25 Jul 2025

#105 Difference between Debouncing and Throttling

React.js

React.jsInterview Questions

28 views1 likes25 Jul 2025

#104 What is Throttling?

React.js

React.jsInterview Questions

33 views0 likes25 Jul 2025

#103 What is Debouncing?

React.js

React.jsInterview Questions

32 views0 likes25 Jul 2025

#102 How do we handle errors in React?

React.js

Interview QuestionsReact.js

37 views0 likes25 Jul 2025

#101 Knowledge of any testing library to do testing in React

React.js

React.jsInterview Questions

31 views0 likes25 Jul 2025

#100 Is there any other way to pass data from child to parent apart from callback in React?

React.js

React.jsInterview Questions

33 views0 likes25 Jul 2025

#99 Task- Create TODO app to fetch data from api in React component and display it in tabular format with features including search, pagination, toggle the completed field value if clicked. Api: jsonplaceholder.typicode.com/todos

React.js

React.jsInterview Questions

31 views0 likes25 Jul 2025

#98 Difference between Redux vs Redux Toolkit

React.js

React.jsInterview Questions

35 views0 likes25 Jul 2025

#97 Give output of below code related to javascript execution context

JavaScript

JavaScriptInterview Questions

31 views0 likes25 Jul 2025

#96 How can we use middlewares in React.js?

React.js

React.jsInterview Questions

28 views0 likes25 Jul 2025

#95 How do we stop re-rendering of child component when parent is updated in React?

React.js

React.jsInterview Questions

31 views0 likes25 Jul 2025

#94 How to pass data from child to parent in React?

React.js

React.jsInterview Questions

30 views2 likes25 Jul 2025

#93 What is optional chaining in Javascript?

JavaScript

JavaScriptInterview Questions

27 views0 likes25 Jul 2025

#92 What is the structure of Virtual DOM?

React.js

React.jsInterview Questions

28 views0 likes25 Jul 2025

#91 Difference between virtual and Real DOM in React

React.js

React.jsInterview Questions

29 views0 likes25 Jul 2025

#90 Coding- Find second-highest number in an array in javascript

JavaScript

JavaScriptInterview Questions

26 views0 likes25 Jul 2025

#89 Difference between null and undefined in javascript

JavaScript

JavaScriptInterview Questions

29 views0 likes25 Jul 2025

#88 Give output of the snippet related to let and var

JavaScript

JavaScriptInterview Questions

30 views0 likes25 Jul 2025

#87 Give output of the snippet related to setTimeout and promises

JavaScript

JavaScriptInterview Questions

28 views0 likes25 Jul 2025

#86 Give output of the snippet related to var variable

JavaScript

JavaScriptInterview Questions

31 views0 likes25 Jul 2025

#85 Give the output of the following code snippet related to hoisting

JavaScript

JavaScriptInterview Questions

31 views0 likes25 Jul 2025

#84 Difference between article, section, and div in HTML

HTML

HTMLInterview Questions

28 views0 likes25 Jul 2025

#83 How to make a webpage responsive without using media queries?

HTML

HTMLInterview Questions

28 views0 likes25 Jul 2025

#82 Suppose you have millions of records in db. How would you efficiency fetch and display them?

Web Development

Web DevelopmentInterview Questions

29 views0 likes25 Jul 2025

#81 Coding- Find consecutive 1s in javascript array

JavaScript

JavaScriptInterview Questions

24 views0 likes25 Jul 2025

#80 Find maximum number of 1s in JavaScript array

JavaScript

JavaScriptInterview Questions

29 views0 likes25 Jul 2025

#79 display:none vs visibility:hidden in HTML

HTML

HTMLInterview Questions

32 views0 likes25 Jul 2025

#78 What are semantic and non-semantic elements in HTML?

HTML

HTMLInterview Questions

26 views0 likes25 Jul 2025

#77 How to insert image without using img tag in HTML?

HTML

HTMLInterview Questions

31 views0 likes25 Jul 2025

#76 What is callback hell? How to avoid this?

JavaScript

JavaScriptInterview Questions

27 views0 likes25 Jul 2025

#75 How to handle asynchronous operations in JavaScript?

JavaScript

JavaScriptInterview Questions

29 views0 likes25 Jul 2025

#74 What are callback functions in React?

React.js

React.jsInterview Questions

25 views0 likes25 Jul 2025

#73 Explain setImmediate() in JavaScript. How it is different from process.nextTick()

JavaScript

JavaScriptInterview Questions

30 views0 likes25 Jul 2025

#72 How to do unmounting in functional components in React

React.js

React.jsInterview Questions

28 views0 likes25 Jul 2025

#71 SASS vs SCSS vs LESS

CSS

CSSInterview Questions

38 views0 likes25 Jul 2025

#70 map(), filter(), reduce() in JavaScript

JavaScript

JavaScriptInterview Questions

29 views0 likes25 Jul 2025

#69 Difference between map() and forEach() in JavaScript

JavaScript

JavaScriptInterview Questions

28 views0 likes25 Jul 2025

#68 Why we use app.use() in Node.js?

Node.js

Node.jsInterview Questions

26 views0 likes25 Jul 2025

#67 What are WebSockets?

Web Development

Web DevelopmentInterview Questions

27 views0 likes25 Jul 2025

#66 Limitations of React

React.js

React.jsInterview Questions

30 views0 likes25 Jul 2025

#65 Advantages of React

React.js

31 views0 likes25 Jul 2025

#64 How to pass props from parent to child, child to parent, sibling to sibling

React.js

React.jsInterview Questions

33 views0 likes25 Jul 2025

#63 How to pass data between React components?

React.js

React.jsInterview Questions

26 views0 likes25 Jul 2025

#62 Do we have lifecycle methods in functional components?

React.js

React.jsInterview Questions

34 views0 likes25 Jul 2025

#61 Explain Lifecycle methods of React

React.js

React.jsInterview Questions

32 views0 likes25 Jul 2025

#60 Difference between HTML and HTML5?

HTML

HTMLInterview Questions

27 views0 likes25 Jul 2025

#59 What are Higher Order Components in React? Explain with code example

React.js

React.jsInterview Questions

30 views0 likes25 Jul 2025

#58 Task- Create a dropdown in react with search feature.

React.js

React.jsInterview Questions

28 views0 likes25 Jul 2025

#57 What is dynamic routing in React?

React.js

React.jsInterview Questions

32 views0 likes25 Jul 2025

#56 What is useRef() hook in React?

React.js

React.jsInterview Questions

33 views0 likes25 Jul 2025

#55 Coding- Find factorial of any given number in javascript

JavaScript

JavaScriptInterview Questions

26 views0 likes25 Jul 2025

#54 Coding- Sum of all the elements of [1,[2,[3,[4,5]],6],7] in javascript

JavaScript

JavaScriptInterview Questions

27 views0 likes25 Jul 2025

#53 Coding- Convert [1,[2,[3,[4,5]],6],7] to [1,2,3,4,5,6,7] in javascript

JavaScript

JavaScriptInterview Questions

28 views0 likes25 Jul 2025

#52 How to flatten an array in javascript?

JavaScript

JavaScriptInterview Questions

30 views0 likes25 Jul 2025

#51 Coding- Remove and count duplicates in an array in javascript

JavaScript

JavaScriptInterview Questions

29 views0 likes25 Jul 2025

#50 Coding - Write a code to sort an array in javascript

JavaScript

JavaScriptInterview Questions

28 views0 likes24 Jul 2025

#36 What is Zustand?

React.js

React.jsInterview Questions

31 views0 likes24 Jul 2025

#49 Coding - Write a code in javascript to remove duplicates from an array

JavaScript

JavaScriptInterview Questions

28 views0 likes24 Jul 2025

#48 Coding - Write a code to remove duplicates in string in JavaScript

JavaScript

JavaScriptInterview Questions

30 views0 likes24 Jul 2025

#47 Latest versions of React, Node, npm, MongoDB

Web Development

Web DevelopmentInterview Questions

29 views0 likes24 Jul 2025

#46 What are Hooks in React?

React.js

React.jsInterview Questions

30 views0 likes24 Jul 2025

#45 How Higher order components with props differ from other components?

React.js

React.jsInterview Questions

32 views0 likes24 Jul 2025

#44 What is bundler in React?

React.js

React.jsInterview Questions

31 views0 likes24 Jul 2025

#43 What is Webpack? How to bundle files in React?

React.js

React.jsInterview Questions

36 views0 likes24 Jul 2025

#42 What are microservices? How to use them with React?

Microservices

MicroservicesInterview Questions

31 views0 likes24 Jul 2025

#41 What is micro-frontend?

React.js

React.jsInterview Questions

32 views0 likes24 Jul 2025

#40 What is MonoRepo?

React.js

React.jsInterview Questions

28 views0 likes24 Jul 2025

#39 What is Dependency Injection in React?

React.js

React.jsInterview Questions

38 views0 likes24 Jul 2025

#37 Can we connect two databases in our Node application?

Node.js

Node.jsInterview Questions

27 views0 likes24 Jul 2025

#38 Can we use React Query with Redux store?

React.js

Interview Questions

30 views0 likes24 Jul 2025

#35 How jwt differs from oauth?

Node.js

Node.jsInterview Questions

37 views0 likes24 Jul 2025

#34 What are middlewares in Node.js?

Node.js

Node.jsInterview Questions

29 views0 likes24 Jul 2025

#33 Difference between Microtask vs Macrotask queue?

JavaScript

React.jsJavaScriptInterview Questions

38 views0 likes24 Jul 2025

#32 What is setImmediate() in JavaScript?

JavaScript

JavaScriptInterview Questions

34 views0 likes24 Jul 2025

#31 How to cache data using React Query?

React.js

React.jsInterview Questions

36 views0 likes24 Jul 2025

#30 Why we use custom hooks instead of normal functions?

React.js

React.jsInterview Questions

35 views0 likes24 Jul 2025

#28 Describe a unique feature that I have worked on in my previous company? Using React.js

React.js

React.jsInterview Questions

27 views0 likes24 Jul 2025

#27 e.preventDefault() vs e.stopPropagation()

React.js

JavaScriptInterview QuestionsReact.js

35 views0 likes24 Jul 2025

#26 In which scenarios we use params instead of query?

React.js

React.jsInterview Questions

29 views0 likes24 Jul 2025

#25 Difference between params and query

React.js

React.jsInterview QuestionsNode.js

33 views0 likes24 Jul 2025

#24 What are headers in fetch()? Explain content-type.

React.js

React.jsInterview Questions

34 views1 likes24 Jul 2025

#23 Task-Create a login form in React and send data to backend.

React.js

31 views0 likes24 Jul 2025

#22 What is custom hook in React? How to create it and why we use it?

React.js

React.jsInterview Questions

40 views0 likes24 Jul 2025

#21 useCallback() Hook in React

React.js

React.jsInterview Questions

39 views0 likes24 Jul 2025

#20 useMemo() Hook in React

React.js

React.jsInterview Questions

43 views0 likes24 Jul 2025

#19 What is React Query?

React.js

React.jsInterview Questions

34 views0 likes24 Jul 2025

#18 What is Event loop in JavaScript?

JavaScript

JavaScriptInterview Questions

39 views0 likes24 Jul 2025

#17 Features introduced in JavaScript ES6?

JavaScript

JavaScriptInterview Questions

38 views0 likes24 Jul 2025

#16 What are async and await in JavaScript?

JavaScript

JavaScriptInterview Questions

45 views0 likes24 Jul 2025

#15 What is DOCTYPE in HTML? Why we use it?

HTML

HTMLInterview Questions

44 views0 likes24 Jul 2025

#14 What is memoization?

JavaScript

JavaScriptInterview Questions

37 views0 likes24 Jul 2025

#13 What is callback in JavaScript?

JavaScript

JavaScriptInterview Questions

39 views0 likes24 Jul 2025

#12 Explain Closures in JavaScript

JavaScript

JavaScriptInterview Questions

45 views0 likes24 Jul 2025

#11 What is Event propagation? How Event capturing differs from Event bubbling?

JavaScript

JavaScriptInterview Questions

43 views0 likes24 Jul 2025

#10 Difference between class based and Functional based components in React.js

React.js

React.jsInterview Questions

44 views1 likes24 Jul 2025

#9 What are Higher Order Functions in JavaScript?

JavaScript

JavaScriptInterview Questions

47 views1 likes24 Jul 2025

#8 What is strict mode in JavaScript?

JavaScript

JavaScriptInterview Questions

41 views0 likes24 Jul 2025

#7 What is Immediately Invoked Function Expression (IIFE)?

JavaScript

Interview QuestionsJavaScript

44 views0 likes24 Jul 2025

#6 Is JavaScript single threaded?

JavaScript

JavaScriptInterview Questions

39 views0 likes24 Jul 2025

#5 Is JavaScript statically or dynamically typed language? How it is different from other languages?

JavaScript

JavaScriptInterview Questions

40 views0 likes24 Jul 2025

#4 What is Hoisting in JavaScript?

JavaScript

JavaScriptInterview Questions

54 views0 likes24 Jul 2025

#3 What are Interfaces in TypeScript?

Interview Questions

36 views0 likes24 Jul 2025

#2 Difference between callbacks and promises in javascript

JavaScript

Interview QuestionsJavaScript

58 views0 likes24 Jul 2025

What is custom hook and how to create our own custom hook in React.js?

React.js

30 views1 likes11 Jul 2025

Explain useEffect() hook in React.js?

React.js

28 views0 likes11 Jul 2025

How to switch between two Github accounts in VS code in easiest way

Git

1 views0 likes6 Jul 2025

Hooks in React.js

React.js

28 views0 likes8 Jun 2025

What is prop drilling in React.js

React.js

29 views0 likes8 Jun 2025

Difference between state and props in React.js?

React.js

26 views0 likes8 Jun 2025

How props works in React?

React.js

26 views0 likes7 Jun 2025

What are controlled and uncontrolled components in React?

React.js

28 views0 likes7 Jun 2025

Why React uses Virtual DOM?

React.js

27 views0 likes7 Jun 2025

Difference between functional and class components in React.js

React.js

30 views0 likes7 Jun 2025

How JSX works in React.js?

React.js

27 views0 likes2 Jun 2025

What are key in React?

React.js

30 views0 likes2 Jun 2025

let and const are hoisted or not in javascript

JavaScript

24 views0 likes31 May 2025

How TypeScript is different from JavaScript

JavaScript

31 views1 likes30 May 2025

How to check whether a port address is in use or not when deploying application to Firebase?

Firebase

FirebaseHosting

36 views0 likes26 Apr 2025

Deploy Node.js app to Firebase Functions

Firebase

68 views3 likes15 Jun 2024

HTML iframes

HTML

HTMLWeb Development

28 views1 likes10 Feb 2024

HTML Lists

HTML

HTMLWeb Development

26 views0 likes10 Feb 2024

HTML id attribute

HTML

HTMLWeb Development

34 views0 likes10 Feb 2024

C++ program to print "Hello, World!"

C++

31 views0 likes10 Feb 2024

Create react app using npx

React.js

Web DevelopmentReact.js

80 views2 likes9 Feb 2024

HTML Introduction

HTML

HTMLWeb Development

34 views0 likes9 Feb 2024

HTML div tag

HTML

HTMLWeb Development

57 views0 likes4 Feb 2024

Difference between HTML and HTML5

HTML

HTMLWeb Development

73 views3 likes4 Feb 2024

HTML Headings

HTML

HTMLWeb Development

67 views1 likes4 Feb 2024

HTML Page Title

HTML

HTMLWeb Development

42 views0 likes4 Feb 2024

HTML attributes

HTML

HTMLWeb Development

48 views2 likes4 Feb 2024

C++ code to count total number of spaces in string

String

StringC++

39 views3 likes1 Feb 2024

Kadane's algorithm with example

Data Structures and Algorithms

AlgorithmsC++Data Structures and Algorithms

63 views2 likes31 Jan 2024

Difference between Kadan's algorithm and Sliding window algorithm

DSA

Data Structures

947 views3 likes26 Jan 2024

Finding the Third Largest Element in an Array

Array

JavaC++Data Structures

117 views2 likes6 Dec 2023

Teekam Singh

Published blogs

#177 React- How to detect that data needs to be fetched while loading icon is showing on screen in lazy-loading?

#176 Difference between PUT vs PATCH while calling API?

#175 Why we use HTML semantic elements?

#174 Task- create a login screen which takes userID and password, and invokes login API

#173 JavaScript Code — Add 1 to the Array (Ex: [1, 2, 3] → [1, 2, 4])

#172 Redux vs Redux Toolkit

#171 What is Redux Thunk?

#170 Different types of end to end testing libraries?

#169 How to do unit testing of the components using JEST?

#168 What is preventDefault() in JavaScript?

#167 Code: Write a React component which has two input fields name and age. When form is submitted then display name and age in the alert box.

#166 Why we prefer node.js over other backend frameworks?

#165 var vs let vs const in JavaScript

#164 What is var in JavaScript?

#163 Difference between local and session storage?

#162 What is prop drilling in React?

#161 How do we manage states in React?

#160 What are Higher order components in React?

#159 What are Pure Components in React?

#158 What is useMemo() hook in React?

#157 What is useContext() hook in React?

#156 What are hooks in React?

#155 What is Virtual DOM in React?

#154 What is useEffect() hook in React?

#153 Difference between functional based vs class based components in React? Why we use functional components over class components?

#152 What is Throttling and how it works?

#151 var vs let in JavaScript?

#150 Drawbacks of ContextAPI over Redux?

#149 How do you calculate Page load time in React?

#148 Difference between useMemo() and useCallback() hooks?

#147 What are Pure Functions?

#146 How do ypu deploy your code changes when working in a team?

#145 Difference between git pull vs git merge ?

#144 React.memo() vs useMemo() ?

#143 Suppose 10 APIs are calling at same time and after getting response from all 10 APIs then only set the loading state to false and render the content

#142 Explain JavaScript Engine?

#141 What happens during React's render and commit phases?

#140 defer vs async in JavaScript <script> tag

#139 How do we handle large list efficiently in React?

#138 Difference between useEffect() and useLayoutEffect() hooks in React?

#137 What are controlled and uncontrolled components in React?

#136 What is strict mode in React?

#135 What is React Fiber?

#134 What are polyfill and transpiler in React?

#133 What is module in React?

#132 Difference between deep copy and shallow copy in JavaScript?

#131 What is Currying in JavaScript?

#130 What is scope in Javascript? Types of scopes

#129 If state or something changes in component then what happens?

#128 What is Reconciliation in React?

#127 What is Diffing algorithm in React?

#126 What are Service Workers?

#125 Give output of below code related to settimeout, promise, IIFE function

#124 Task- Create a login form in React.js. Also display username and password in console and pass these values to login api.

#123 What is Web Storage in HTML?

#122 What are Web Workers in HTML?

#29 Difference between ContextAPI and Redux with Examples

#1 Difference between window and document in Javascript

#119 What is Agile methodology? Which agile scrum we use for daily workflow?

#121 How to create Web Components? Explain with examples

#120 What is JIRA? For what purpose we use it for?

#118 Task- Create 3 buttons in React and if any button is clicked then highlight that button with green color

#117 Any testing frameworks to do end to end testing in React?

#116 What are Web Components? How can we use them in frameworks like React, Angular, etc.?

#115 What is vanilla JavaScript?

#114 Difference between justify-content and align-items in CSS

#113 What is flexbox in CSS?

#112 What is Box model in CSS?

#111 Which attributes we pass in meta tags in HTML?

#110 What are meta tags in HTML?

#109 Why we pass key when rendering lists in React?

#108 localStorage() vs sessionStorage() in JavaScript

#107 Difference between fetch() vs axios()? Why we use axios instead of fetch?

#106 What are Web APIs?

#105 Difference between Debouncing and Throttling

#104 What is Throttling?

#103 What is Debouncing?

#102 How do we handle errors in React?