Times Internet Front end Engineer Interview Questions and Answers

Q1. Just went through a conversation based on your resume to make sure you're qualified for the role.
Add your answer

My mostly question were around node js frame works and other tools

Q1. Case study for the question asked
Add your answer
Q2. Tell me something more about you
Add your answer

Q1. Questions on optimizations
Add your answer
Q2. Question on React Js
Add your answer

Medium level DSA question in JS

Q1. Question around setTimeout implementation and clearTimeout
Add your answer

Q1. Javascript output-based questions
Add your answer
Q2. React- search query
Add your answer

Q1. Asked about fundamentals of javascript and react
Add your answer
Q2. React lifecycle in functional components
Ans. 
React lifecycle in functional components
• useEffect hook replaces lifecycle methods

• useEffect runs after every render by default

• useEffect can be controlled by dependencies array

• useEffect cleanup function can be used to clean up effects

• useLayoutEffect hook runs synchronously after DOM mutations
Answered by AI
Add your answer

Return numbers in array equal to sum

Machine coding round with 3 hours to make UI for a given problem statement

Q1. Questions related to nuances of React and javacript.
Add your answer

Q1. Few behaviourial questions.
Add your answer

Coding a frontend UI from provided image. And creating a fucntional star rating system

Q1. Designing a Component API in React using Typescript.
Ans. 
Designing a Component API in React using Typescript involves defining props, state, and methods for the component.
• Define the props interface to specify the expected input data for the component

• Use typescript types to ensure type safety and prevent runtime errors

• Define the state interface to manage the internal state of the component

• Implement methods to handle user interactions and component logic

• Document the component
Answered by AI
Add your answer
Q2. Create a function that can clear all the timer ids at once.
Ans. 
Function to clear all timer ids at once
• Create an array to store all timer ids

• Iterate through the array and clear each timer id using clearTimeout() function
Answered by AI
Add your answer