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Gainwell Technologies Reactjs Developer Interview Questions and Answers
Gainwell Technologies Reactjs Developer Interview Experiences
1 interview found
Selected
I applied via Approached by Company and was interviewed in Apr 2023. There were 2 interview rounds.
(2 Questions)
- Q1. There was 2 round of technical round with coding test, Each round was around 1 hour. I attended for react js developer. After completing the technical there is one manager round.
- Q2. Class components in react
- Ans.
Class components are ES6 classes that extend from React.Component and have a render method.
Class components are used for more complex components that require state or lifecycle methods.
They have a constructor method where you can initialize state.
They can have lifecycle methods like componentDidMount, componentDidUpdate, componentWillUnmount, etc.
Example: class MyComponent extends React.Component { constructor() { supe...
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- React.Js
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Selected
I applied via Campus Placement and was interviewed in Nov 2024. There were 3 interview rounds.
Logical reasoning, grammar, and coding: two basic level questions.
(3 Questions)
- Q1. Question on core Java
- Q2. Question on SQL and PLSQL
- Q3. Resume based question and on project
(2 Questions)
- Q1. Resume and project based question
- Q2. What do you like about your current company, and why do you want to join our organization?
- Ans.
I appreciate the collaborative team environment and innovative projects at my current company, and I am excited about the opportunities for growth and learning at your organization.
Collaborative team environment fosters creativity and productivity
Innovative projects challenge me to learn and grow
Excited about the opportunities for growth and learning at your organization
20 aptitude,20 comunication,4 program questions
General topics . topics about online class vs office line class
(1 Question)
- Q1. In this round also they mainly check communication.after that basic questions about the what you put on your resume
(1 Question)
- Q1. General round. In this round they told about the company and bond
Selected
DSA questions and programming concepts
(2 Questions)
- Q1. Reverse string and optimize it
- Ans.
Reverse array of strings efficiently
Use two pointers approach to swap characters from start and end of each string
Optimize by using in-place reversal instead of creating new strings
Consider edge cases like empty strings or strings with only one character
- Q2. Reverse binary tree
(2 Questions)
- Q1. Salary expectations
- Q2. Joining location
Software Developer Interview Questions & Answers
T-Systems ICT India
Anonymous
posted on 21 Oct 2024
(1 Question)
- Q1. What is Concrete class ?
- Ans.
A concrete class is a class that can be instantiated, meaning it can be used to create objects.
Cannot be abstract
Can be instantiated
Can have concrete methods and properties
Example: class Car {}
Hackerrank coding round.
(1 Question)
- Q1. Questions and coding testing your OOPS knowledge
(1 Question)
- Q1. Every tech stack, SQL, OOPS, JAVA
Interview Preparation Tips
React Js Frontend Developer Interview Questions & Answers
TEKsystems
Anonymous
posted on 19 Apr 2024
Selected
(2 Questions)
- Q1. They asked basic functionalities in react
- Q2. Like what is redux and virtual DOM
- Ans.
Redux is a state management library for JavaScript applications, while virtual DOM is a lightweight copy of the actual DOM used for efficient rendering in React.
Redux is used to manage the state of an application in a predictable way.
It helps in maintaining a single source of truth for the state of the application.
Virtual DOM is a lightweight copy of the actual DOM used by React to improve performance.
It allows React t...
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Skills evaluated in this interview
venkat vangalli
I applied via Referral and was interviewed in Dec 2023. There was 1 interview round.
(2 Questions)
- Q1. Question are about interview
- Q2. Answers about interview
(2 Questions)
- Q1. Kubernetes internals
- Q2. Spring boot internals
Antonas Antonas
I applied via Company Website
(1 Question)
- Q1. OOP, SQL, Collection, algorithms, threads
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Gainwell Technologies Reactjs Developer Interview Process
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