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Wipro Reactjs Developer Interview Questions and Answers for Experienced
Wipro Reactjs Developer Interview Experiences for Experienced
2 interviews found
Anonymous
I applied via Recruitment Consulltant and was interviewed in Nov 2023. There were 3 interview rounds.
Progress bar in react and remote data fetching
(1 Question)
- Q1. Ui related questions
(1 Question)
- Q1. Asked for preferred location and salary
Interview Questionnaire
3 Questions
- Q1. What are the new features in react 16?
- Ans.
React 16 introduced new features like React Fiber, Error Boundaries, Portals, and improved server-side rendering.
React Fiber is a new reconciliation engine that improves performance and enables incremental rendering.
Error Boundaries allow developers to catch and handle errors in components.
Portals provide a way to render children into a different DOM subtree.
Improved server-side rendering with support for streaming and...
- Q2. Why react hooks are use full?
- Ans.
React hooks simplify state management and lifecycle methods in functional components.
Hooks allow functional components to have state and lifecycle methods
They reduce the need for class components and HOCs
Hooks make code more readable and easier to test
Examples of hooks include useState, useEffect, and useContext
- Q3. What is HOC components?
- Ans.
HOC components are higher-order components in React that allow code reuse and logic sharing.
HOC components are functions that take a component and return a new component with additional functionality.
They are used to abstract common logic and behaviors into reusable components.
HOC components can be used for tasks like authentication, logging, and code reuse.
Example: a withAuth HOC component that adds authentication log
Skills evaluated in this interview
Interview questions from similar companies
Interview Questionnaire
2 Questions
- Q1. Let, const, var
- Q2. Redux flow. Spread and Rest operator. before and after in css.
I applied via Company Website and was interviewed in May 2021. There were 3 interview rounds.
Interview Questionnaire
4 Questions
- Q1. All basic js concepts
- Q2. Reactjs 16+ questions
- Q3. Nodejs
- Q4. Unit test
Interview Preparation Tips
Reactjs 16+ questions
Nodejs
Jest, enzyme
Selected
I applied via Naukri.com and was interviewed in Apr 2023. There were 3 interview rounds.
There were 15 mcq questions from JS, React,HTML and CSS
(1 Question)
- Q1. Basic React and Javascript questions
Arun Suresh
(1 Question)
- Q1. Alternative way for prop drilling
- Ans.
Context API or Redux can be used as alternative ways for prop drilling in React.
Use Context API to pass data down the component tree without having to manually pass props at every level.
Implement Redux to manage global state and access data from any component without prop drilling.
Consider using React's useContext hook with Context API for a simpler way to consume context in functional components.
(1 Question)
- Q1. Asked four programs
(1 Question)
- Q1. Salary discussion
Skills evaluated in this interview
Just MCQ questions related to React, Javascript, HTML, CSS
(1 Question)
- Q1. 1. Coding question in JS: Capitalize last letter of each word in a string. 2. React JS: Fetch data from some given API and store data in tabular form
- Ans.
Capitalize last letter of each word in a string and fetch data from API to display in tabular form using React JS.
Split the string into an array of words
Iterate through each word and capitalize the last letter
Join the words back together to form the modified string
Use React JS to fetch data from API and display in a tabular form
Skills evaluated in this interview
divya reddy
(2 Questions)
- Q1. Realted to React js
- Q2. Javascript basics
(1 Question)
- Q1. About salary discussion
I applied via Recruitment Consulltant and was interviewed in May 2024. There were 2 interview rounds.
MCQ based Questions were asked
(2 Questions)
- Q1. Do you follow CI/CD process?
- Ans.
Yes, I follow CI/CD process to automate testing and deployment.
I use tools like Jenkins, GitLab CI, or CircleCI to automate the build, test, and deployment process.
I write unit tests and integration tests to ensure code quality before deployment.
I regularly push code changes to version control and trigger automated builds and tests.
I use continuous integration to merge code changes frequently and detect issues early in
- Q2. What is CI/CD Process
- Ans.
CI/CD process is a software development practice that involves continuous integration, continuous delivery, and continuous deployment.
Continuous Integration (CI) involves automatically building and testing code changes frequently.
Continuous Delivery (CD) ensures that code changes are always in a deployable state.
Continuous Deployment (CD) automatically deploys code changes to production environments.
CI/CD helps in redu...
Skills evaluated in this interview
I appeared for an interview in Sep 2023.
(2 Questions)
- Q1. Basic Javascript Questions
- Q2. JS Array Questions
Interview Preparation Tips
- javascript
- arrays
- array functions
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