Upload Button Icon Add office photos

Filter interviews by

HCL Group UI Developer Interview Questions, Process, and Tips

Updated 20 Aug 2022

HCL Group UI Developer Interview Experiences

1 interview found

UI Developer Interview Questions & Answers

user image Anonymous

posted on 20 Aug 2022

I applied via Naukri.com and was interviewed in Feb 2022. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. React virtual dom, how it works
  • Ans. 

    React virtual DOM is a lightweight copy of the actual DOM, which allows React to efficiently update and render components.

    • React creates a virtual DOM tree that mirrors the actual DOM.

    • When changes occur, React compares the virtual DOM with the previous version to identify the minimal updates needed.

    • React then updates the virtual DOM and efficiently applies the changes to the actual DOM.

    • This process helps in optimizing p...

  • Answered by AI
  • Q2. Explain redux, and flow
  • Ans. 

    Redux is a predictable state container for JavaScript apps. Flow is a static type checker for JavaScript.

    • Redux is a state management library for JavaScript applications.

    • It helps in managing the state of an application in a predictable way.

    • It follows a unidirectional data flow pattern.

    • Flow is a static type checker for JavaScript that helps in catching errors before runtime.

    • It helps in improving the quality of code and r

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. Explain unit testing
  • Ans. 

    Unit testing is a software testing technique where individual units or components of a software application are tested in isolation from the rest of the application.

    • Unit testing is done to ensure that each unit of the software application is working as expected.

    • It helps in identifying and fixing bugs early in the development cycle.

    • Unit tests are automated and can be run frequently to ensure that changes made to the cod...

  • Answered by AI
  • Q2. Explain routing in react
  • Ans. 

    Routing in React is the process of navigating between different components or pages based on the URL.

    • React Router is a popular library for handling routing in React

    • It allows for declarative routing with components and URLs

    • Routes can be defined with parameters and nested routes

    • Navigation can be done with Link and NavLink components

    • Programmatic navigation can be done with the useHistory hook

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be clear with basic javascript and react concepts

Skills evaluated in this interview

Interview questions from similar companies

I appeared for an interview in Aug 2017.

Interview Preparation Tips

Round: Test
Experience: All questions related to HTML, CSS, Bootstrap, Javascript, JQuery and Angular jS
Duration: 30 minutes
Total Questions: 20

Round: Technical Interview
Experience: They ask all Technical Questions which are based on our skills mentioned in CV.

Interview Questionnaire 

2 Questions

  • Q1. I joined cognizant as a fresher, so jat be confident about one programing language and try to solve basic fundamental programming and oops concept along with sql knowledge
  • Q2. I was asked for the Armstrong that l did and about hierarchy and structure

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident that you are a learner and can be fit to any project.

I applied via Naukri.com and was interviewed in Aug 2021. There were 3 interview rounds.

Round 1 - Technical 

(4 Questions)

  • Q1. About all lifecycle,hooks, virtual Dom questions on react js
  • Q2. Explain about Jwt and related token based questions.
  • Q3. Redux work flow kind of questions.
  • Q4. Java class , interface, abstraction kind of questions.
Round 2 - Coding Test 

JavaScript coding questions using map, filter, reduce.

React hooks coding example s.

Round 3 - One-on-one 

(3 Questions)

  • Q1. What were ur leaning in ur last project?
  • Q2. How was ur role and responsibilities. Questions about development process and testing methods.
  • Q3. Are u willing to learn new skills?

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident. Tell answers honestly. Prepare well.
Round 1 - Resume Shortlist 
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
Round 2 - HR 

(1 Question)

  • Q1. Indroduction
Round 3 - Aptitude Test 

Hii

Interview Preparation Tips

Interview preparation tips for other job seekers - hii Govind kumar
BCA:2021
From:Mahatma Gandhi Kashi Vidhyapith Varanasi

I applied via Naukri.com and was interviewed in Nov 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Related JavaSript and react

Interview Preparation Tips

Interview preparation tips for other job seekers - It was good experience and given 2 technical PMO and HR

Interview Questionnaire 

1 Question

  • Q1. Questions on routing concepts, advanced html,css and javascript
Interview experience
2
Poor
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Approached by Company and was interviewed in May 2024. There were 2 interview rounds.

Round 1 - Technical 

(3 Questions)

  • Q1. Given UI task display like display boxes side by side in desktop screen and one after the other in mobile screen using media queries?
  • Q2. Explain difference between authorization vs authentication?
  • Ans. 

    Authentication verifies a user's identity, while authorization determines what a user can access.

    • Authentication confirms a user's identity through credentials like username and password.

    • Authorization controls access to resources based on the authenticated user's permissions.

    • Example: Logging into a website (authentication) and then being able to view/edit specific pages based on your role (authorization).

  • Answered by AI
  • Q3. How to render list in react? Also explain difference between state vs prop in react?
  • Ans. 

    To render a list in React, use map() function to iterate over an array of data and return a list of components. State is mutable data managed within a component, while props are immutable data passed from parent to child components.

    • To render a list in React, use map() function to iterate over an array of data and return a list of components.

    • Example: const items = ['item1', 'item2', 'item3']; items.map(item =>

    • read more

  • Answered by AI
Round 2 - Technical 

(3 Questions)

  • Q1. What are the webpage optimization techniques? How to check webpage optimization? In lighthouse optimization reports , how to fix issue related render blocking scripts?
  • Ans. 

    Webpage optimization techniques include minifying CSS and JS files, optimizing images, using asynchronous loading for scripts, and reducing render-blocking scripts.

    • Minify CSS and JS files to reduce file sizes and improve loading times.

    • Optimize images by compressing them and using the correct file format (e.g. JPEG for photographs, PNG for graphics).

    • Use asynchronous loading for scripts to prevent them from blocking the ...

  • Answered by AI
  • Q2. Write scss code nested li element by applying background color 2 element and also use mixins?
  • Ans. 

    Use SCSS to apply background color to nested li elements and utilize mixins.

    • Use nesting to target the li elements within a parent element

    • Apply background color to the 2nd li element using the :nth-child() selector

    • Define and use mixins to reuse styles across the codebase

  • Answered by AI
  • Q3. How to fix cumulative layout shift issues?
  • Ans. 

    To fix cumulative layout shift issues, ensure all images and media have dimensions specified in HTML, use CSS aspect ratio boxes, and prioritize loading critical resources.

    • Specify dimensions for all images and media in HTML to prevent layout shifts.

    • Use CSS aspect ratio boxes to reserve space for images before they load.

    • Prioritize loading critical resources to avoid sudden layout changes.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - The Interview process is not good? First said technical round, then asked to share all details by filling in the portal and upload all documents. For documents and background verification uploaded all docs and UAN details. Again suddenly in the morning hr message in LinkedIn , says that there will client discussion round. When i asked them what is about the interview. They didn't event replied . Actually it was another technical round, where he interview question like all
hypothetically and behavioral questions. After all , simple says rejected?

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Ui development and component related
  • Q2. Performance of technology and challenges
Round 2 - HR 

(2 Questions)

  • Q1. Personal introduction and location details
  • Q2. Negatition of salries excepectations

Interview Preparation Tips

Interview preparation tips for other job seekers - It's very good organization. Freindly nature in team operation is good from leads hikes also ok
Interview experience
2
Poor
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I appeared for an interview in Jun 2024.

Round 1 - Aptitude Test 

This is coding + mcq question

Round 2 - Technical 

(3 Questions)

  • Q1. What is react class based conponent?
  • Q2. What is mixins?
  • Q3. What are react lifecycles?

HCL Group Interview FAQs

How many rounds are there in HCL Group UI Developer interview?
HCL Group interview process usually has 2 rounds. The most common rounds in the HCL Group interview process are Technical.
What are the top questions asked in HCL Group UI Developer interview?

Some of the top questions asked at the HCL Group UI Developer interview -

  1. React virtual dom, how it wo...read more
  2. Explain routing in re...read more
  3. Explain redux, and f...read more

Tell us how to improve this page.

HCL Group UI Developer Salary
based on 52 salaries
₹3 L/yr - ₹13 L/yr
17% more than the average UI Developer Salary in India
View more details
Technical Lead
3.2k salaries
unlock blur

₹7 L/yr - ₹25 L/yr

Software Engineer
3.1k salaries
unlock blur

₹2 L/yr - ₹9.5 L/yr

Senior Software Engineer
2.6k salaries
unlock blur

₹4.4 L/yr - ₹18 L/yr

Lead Engineer
2.3k salaries
unlock blur

₹4.3 L/yr - ₹14 L/yr

Senior Analyst
2k salaries
unlock blur

₹2 L/yr - ₹10 L/yr

Explore more salaries
Compare HCL Group with

HCLTech

3.5
Compare

TCS

3.7
Compare

Tata Group

4.2
Compare

Wipro

3.7
Compare
Did you find this page helpful?
Yes No
write
Share an Interview