AmbitionBox
Interview Questions
- Reviews
- Salaries
- Interview Questions
- About Company
- Benefits
- Jobs
- Office Photos
- Community
i
Infosys
Compare
Filter interviews by
Infosys React Developer Interview Questions, Process, and Tips
Top Infosys React Developer Interview Questions and Answers
- Q1. What is Stateless and Stateful component?
- Q2. What are the lifecycle methods in React?
- Q3. Difference between map and forEach method?
Infosys React Developer Interview Experiences
4 interviews found
Anonymous
I applied via Referral and was interviewed in Aug 2024. There was 1 interview round.
(3 Questions)
- Q1. What is Useeffect?
- Ans.
Useeffect is a hook in React that allows performing side effects in function components.
Useeffect is used to perform side effects in function components.
It runs after every render by default.
It can be used to fetch data, subscribe to events, or update the DOM.
It can also clean up effects by returning a function.
Dependencies can be specified to control when the effect runs.
- Q2. What is useState?
- Ans.
useState is a hook in React that allows functional components to have state.
useState is a built-in hook in React.
It allows functional components to have stateful logic.
useState returns an array with two elements - the current state value and a function to update that value.
Example: const [count, setCount] = useState(0);
- Q3. What is sdlc lifecycle?
- Ans.
SDLC lifecycle stands for Software Development Life Cycle, which is a process used by software development teams to design, develop, and test high-quality software.
SDLC lifecycle consists of several phases including planning, analysis, design, implementation, testing, and maintenance.
Each phase has its own set of activities and deliverables to ensure the successful completion of the software project.
Examples of SDLC mo...
Skills evaluated in this interview
(2 Questions)
- Q1. What is the sematic tag in HTML?
- Ans.
Semantic tags in HTML are special tags that provide meaning to the content they enclose.
Semantic tags help search engines and screen readers understand the structure of a webpage.
Examples of semantic tags include <header>, <footer>, <nav>, <article>, <section>, <aside>, <main>, <figure>, <figcaption>.
Using semantic tags improves SEO and accessibility of a website.
- Q2. How to do responsive design?
- Ans.
Responsive design is creating web applications that adapt to different screen sizes and devices.
Use media queries in CSS to adjust styles based on screen size
Utilize flexible grids and layouts to ensure content adjusts accordingly
Test the design on various devices and screen sizes to ensure responsiveness
Skills evaluated in this interview
(1 Question)
- Q1. React and javascript interview questions
I applied via LinkedIn and was interviewed in Mar 2021. There were 3 interview rounds.
Interview Questionnaire
4 Questions
- Q1. What is Stateless and Stateful component?
- Ans.
Stateless components are functional components that don't have state, while stateful components are class components that have state.
Stateless components are simpler and easier to test.
Stateful components can hold and modify state, and can trigger re-renders.
Stateless components can receive data through props.
Stateful components can have lifecycle methods.
Example of stateless component: const Button = ({ onClick }) => ...
- Q2. What are the lifecycle methods in React?
- Ans.
Lifecycle methods are methods that get called at various stages of a component's life.
componentDidMount() - called after component is mounted
shouldComponentUpdate() - determines if component should update
componentDidUpdate() - called after component is updated
componentWillUnmount() - called before component is unmounted
- Q3. Difference between map and forEach method?
- Ans.
map returns a new array with modified elements, forEach executes a function for each element in an array.
map returns a new array, forEach does not
map modifies the elements of the array, forEach does not
map returns the same number of elements as the original array, forEach does not necessarily
forEach is used for side effects, map is used for transformation
- Q4. What is Hoisting?
- Ans.
Hoisting is a JavaScript mechanism where variables and function declarations are moved to the top of their scope.
Variables declared with var are hoisted to the top of their scope
Function declarations are also hoisted to the top of their scope
Function expressions are not hoisted
Hoisting can lead to unexpected behavior if not understood properly
Interview Preparation Tips
Skills evaluated in this interview
Infosys interview questions for designations
React Developer Jobs at Infosys
What people are saying about Infosys
Interview questions from similar companies
I applied via Company Website and was interviewed before Dec 2020. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. Questions on Java,SQL,some trending technologies(IOT,Big data),pattern questions, programming questions with different approaches.
Interview Preparation Tips
I applied via Newspaper Ad and was interviewed before Jun 2021. There were 3 interview rounds.
(1 Question)
- Q1. Basic questions of java.
(1 Question)
- Q1. Intro and other hr related questions.
Interview Preparation Tips
I applied via Walk-in and was interviewed before Jan 2022. There were 3 interview rounds.
Aptitude test duration 90 min 100 question
Coding test 50 code 100 marks 60 min
Interview Preparation Tips
I applied via Company Website and was interviewed before Jun 2021. There were 2 interview rounds.
First round was coding as well as aptitude done together went well I guess focusing on codes helps a lot.
(1 Question)
- Q1. 2nd round included tr and mr round went quite enegritic
Interview Preparation Tips
I was interviewed before Jun 2016.
Interview Questionnaire
4 Questions
- Q1. Tell me something about yourself
- Ans.
I am a passionate software developer with 5 years of experience in web development and a strong background in computer science.
5 years of experience in web development
Strong background in computer science
Passionate about software development
- Q2. Questions related to project I have worked on during college days
- Q3. Core Java concepts
- Q4. Why do you use two mobile numbers
- Ans.
To separate personal and professional calls, and to ensure availability and accessibility.
Separate personal and professional calls
Ensure availability and accessibility
Maintain work-life balance
Avoid mixing personal and work-related contacts
Interview Preparation Tips
Total Questions: 60
College Name: Watumull Institute Of Electronics Engineering And Computer Technology ( WIEECT )
Interview Preparation Tips
Experience: to.me totally there were three sections.verbal,apti and reasoning.each section carries 15,15 and 10 questions respectively.to me verabal and apti was little bit easy and it consumes more time to solve the apti questions.so i have been solved 8 apti questions and at last 1minute i.just qlicked the answers for remaining questions randomly becasue we didnt have negative mark and finally reasobing was much easier and solved every answers.
Tips: to get selected in the first round you should practice more online tests.then you can easily manage your time.and be cool. so dont worry every thing will become easier and do well.
all the best!!!
Round: HR Interview
Experience: when i faced my HR he asked me to tell three things about me, i.have told generosity,confidence and friendship.and he asked me to elobrate it and i have done well and he goes with the projects that i have done .afterwards he asked about my stream and why it.and i have answered that iam from electrical and electronics background but now a days IT has been entered into every sector and without IT there would be nothing in this world.thats why i choose IT.and asked about my extra curricular activities and iam a sports person too and finally few questions from C and C++.
Tips: Be confident in your speech and try to answer even if not knows the answer well,because they will see how we are trying to answer so dont hesitate to answer.and keep your mind free and every thing will be alright.be cool and all the best
General Tips: start to prpare atleast before one week from the interview.and be cool at any situations and to get speak english fluently practice with your friends and try to converse every thing in english even with customer care, it will be funny to and thats make you to survive your interviews easily...
Skills:
College Name: sri krishna college of engineering and technology
Motivation: in this company there will be friendly environment and there will be less working pressure and have some cultural clubs to have fun with it
Funny Moments: before one week to our placements our friends get started to chat in english and every where we conversed in english it was funny and later we realised how it helped us. so dont bother about others and what they think. just go on with your friends confidently in english...
Infosys Interview FAQs
Tell us how to improve this page.
Infosys Interviews By Designations
- Infosys System Engineer Interview Questions
- Infosys Software Engineer Interview Questions
- Infosys Technology Analyst Interview Questions
- Infosys Associate Consultant Interview Questions
- Infosys Senior Systems Engineer Interview Questions
- Infosys Software Developer Interview Questions
- Infosys Business Analyst Interview Questions
- Infosys Senior Associate Consultant Interview Questions
- Show more
Interview Questions for Popular Designations
- Reactjs Developer Interview Questions
- React Js Frontend Developer Interview Questions
- React Native Developer Interview Questions
- Front end Developer Interview Questions
- Web Developer Interview Questions
- Senior React Native Developer Interview Questions
- Backend Developer Interview Questions
- Software Developer Intern Interview Questions
- Show more
Infosys React Developer Interview Process
based on 3 interviews
1 Interview rounds
- Technical Round
React Developer Interview Questions from Similar Companies
Fast track your campus placements
Infosys React Developer Reviews and Ratings
based on 2 reviews
Rating in categories
|
Technology Analyst
55.7k
salaries
|  ₹0 L/yr - ₹0 L/yr |
|
Senior Systems Engineer
50.6k
salaries
| ₹0 L/yr - ₹0 L/yr |
|
System Engineer
39.5k
salaries
| ₹0 L/yr - ₹0 L/yr |
|
Technical Lead
30.8k
salaries
| ₹0 L/yr - ₹0 L/yr |
|
Senior Associate Consultant
28k
salaries
| ₹0 L/yr - ₹0 L/yr |
TCS
Wipro
Cognizant
Accenture
- Home >
- Interviews >
- Infosys Interview Questions >
- Infosys React Developer Interview Questions
