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Cognizant React Js Frontend Developer Interview Questions, Process, and Tips
Updated
11 Nov 2024
Top Cognizant React Js Frontend Developer Interview Questions and Answers
- Q1. What is lazy loading and how we can implement in our project.
- Q2. What is react routing and how it is different from other conventional routing methods.
- Q3. Difference between React.memo vs use memo vs useCallback
4 Cognizant React Js Frontend Developer Interview Experiences
18 questions found
Sort by:
Popular
GOPI G A
Interview experience
Average
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
No response
I applied via Naukri.com and was interviewed in Sep 2023.
2 Interview Rounds
1
Resume Shortlist Round
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
2
Technical Round (3 Questions)
- Q1. Write HOC Component ? View Answers (1)
- Q2. Write custom hook ? View Answers (1)
- Q3. Write closure function View Answers (1)
Interview Preparation Tips
Topics to prepare for Cognizant React Js Frontend Developer interview:
- React.Js
Anonymous
Interview experience
Average
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
No response
I applied via Naukri.com and was interviewed in Aug 2024.
2 Interview Rounds
1
Coding Test Round
Online Hackathon test was taken.
2
Technical Round (6 Questions)
- Q1. Tell Me About Yourself. View Answers (2)
- Q2. Tell me about your roles and responsibilities in your current project. View Answers (1)
- Q3. How we implement SSR in React. View Answers (1)
- Q4. How can we change our project in production mode from development mode. View Answers (1)
- Q5. What is lazy loading and how we can implement in our project. View Answers (1)
- Q6. What is react routing and how it is different from other conventional routing methods. View Answers (1)
Interview Preparation Tips
Interview preparation tips for other job seekers - Depends on interviewers skill set.
Skills evaluated in this interview
Get interview-ready with top interview questions
Interview experience
Good
Difficulty level
Easy
Duration
-
Result
No response
I was interviewed in May 2024.
1 Interview Round
1
Technical Round (6 Questions)
- Q1. What is Redux ? How we are using it in real time View Answers (1)
- Q2. What is Virtual Dom ? and its work in reactjs View Answers (1)
- Q3. What is difference in usememo and react.memo View Answers (1)
- Q4. Difference between map and forEach ? View Answers (1)
- Q5. Find Duplicacy Array View Answers (1)
- Q6. What is Currying function ? View Answers (1)
What people are saying about Cognizant
View All
hardoggy
currently not working
Which to choose between Cognizant and TCS?
I am a recent CSE graduate and got two offers,
Cognizant Engineer Trainee - 4 LPA (1 year probation period)
TCS Ninja role - 3.36 LPA
Which is better to join as a fresher?
Got a question about Cognizant?
Ask anonymously on communities.
I applied via Referral and was interviewed in May 2021.
1 Interview Round
Interview Questions
- Q1. What are react hooks?
View Answers (1)
- Q2. Difference between React.memo vs use memo vs useCallback
View Answers (1)
- Q3. What is Reconcilliation?
View Answers (1)
Interview Preparation Tips
Interview preparation tips for other job seekers - Be clear with the basics in HTML, CSS, JS, and React
Skills evaluated in this interview
Cognizant interview questions for designations
Interview questions from similar companies
Interview experience
Good
Difficulty level
Easy
Duration
Less than 2 weeks
Result
Selected
I applied via Approached by Company and was interviewed in Nov 2024.
2 Interview Rounds
1
Technical Round (2 Questions)
- Q1. Explain Virtual DOM, Key Features of React, Hooks in React, create a todo app in react View Answers (1)
- Q2. Javascript Questions- Closures,promises,Async/await,setTimeOut, write acode to reverse a string Add Answer
2
HR Round (2 Questions)
- Q1. Self Introduction, some situation based questions Add Answer
- Q2. Basic HR regular questions Add Answer
Interview experience
Good
Difficulty level
-
Duration
-
Result
-
2 Interview Rounds
1
Technical Round (2 Questions)
- Q1. Explain ES6 Concepts Add Answer
- Q2. Difference between shallow copy and deep copy Add Answer
2
Behavioral Round (2 Questions)
- Q1. About my project Add Answer
- Q2. Work flow and all Add Answer
Interview experience
Excellent
Difficulty level
-
Duration
-
Result
-
2 Interview Rounds
1
Technical Round (2 Questions)
- Q1. What is prop drilling View Answers (1)
- Q2. What is hoisting View Answers (1)
2
Technical Round (1 Question)
- Q1. Explain useContext hook View Answers (1)
Interview experience
Good
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Not Selected
I applied via Approached by Company and was interviewed in Oct 2024.
1 Interview Round
1
Technical Round (1 Question)
- Q1. Why do we use Debugger in Javascript? View Answers (1)
Interview experience
Good
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Not Selected
I applied via Naukri.com and was interviewed in Jul 2024.
2 Interview Rounds
1
Technical Round (1 Question)
- Q1. All javascript core concepts and react hooks Add Answer
2
Coding Test Round
Find the max values, promises, async await
Abdul Munaf Mohammed
Interview experience
Good
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Selected
I applied via Naukri.com and was interviewed in May 2024.
2 Interview Rounds
1
Technical Round (2 Questions)
- Q1. What is Cors error View Answers (1)
- Q2. Error boundaries Add Answer
2
Technical Round (2 Questions)
- Q1. Call back hell? Add Answer
- Q2. Promises in javascript View Answers (1)
Cognizant Interview FAQs
How many rounds are there in Cognizant React Js Frontend Developer interview?
Cognizant interview process usually has 1-2 rounds. The most common rounds in the Cognizant interview process are Technical, Resume Shortlist and Coding Test.
What are the top questions asked in Cognizant React Js Frontend Developer interview?
Some of the top questions asked at the Cognizant React Js Frontend Developer interview -
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People are getting interviews through
based on 3 Cognizant interviews
Job Portal
Referral
67%
33%
Moderate
Confidence
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Moderate Confidence means the data is based on a sufficient number of responses received from the candidates
React Js Frontend Developer Interview Questions from Similar Companies
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Cognizant React Js Frontend Developer Reviews and Ratings
based on 2 reviews
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