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Big Oh Notation Reactjs Developer Interview Questions and Answers

Updated 28 Apr 2024

Big Oh Notation Reactjs Developer Interview Experiences

1 interview found

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. Custom hook implementation
  • Ans. 

    Custom hooks in React are reusable functions that contain logic shared between components.

    • Custom hooks start with 'use' keyword (e.g. useState, useEffect)

    • They can be used to share logic like fetching data, managing state, or subscribing to events

    • Example: Custom hook for fetching data from an API can be used in multiple components

  • Answered by AI

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Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
  • Q1. What is REACT?
  • Ans. 

    React is a JavaScript library for building user interfaces, particularly single-page applications, using a component-based architecture.

    • Component-Based: React allows developers to create reusable UI components, making code more modular and maintainable.

    • Virtual DOM: React uses a virtual representation of the DOM to optimize rendering and improve performance by minimizing direct DOM manipulations.

    • Unidirectional Data Flow...

  • Answered by AI
  • Q2. WHAT IS JS?
  • Ans. 

    JavaScript (JS) is a versatile, high-level programming language primarily used for web development to create interactive and dynamic content.

    • JavaScript is an interpreted language, meaning it runs directly in the browser without needing compilation.

    • It supports event-driven programming, allowing developers to create responsive user interfaces. Example: Handling button clicks.

    • JS is prototype-based, enabling inheritance an...

  • Answered by AI

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Q5. Develop a Progress Bar React Component from scratch, without usin ... read more
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in May 2023. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Aptitude Test 

30 min test on simple google form

Round 3 - Coding Test 

Half hour conding round on basic javascript questions

Round 4 - Coding Test 

One hour coding round on little bit intermediate javascript questions

Interview experience
2
Poor
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Aug 2023. There were 3 interview rounds.

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 - Case Study 

They will give you to study Abode Magento to study.

Round 3 - Assignment 

They will ask you create a presentation and to present it.
Even after getting the job offer and joining the company please don't think that they will confirm your position. Anytime the higher management will ask you to give test and if you don't perform they will ask you to leave.

Interview Preparation Tips

Interview preparation tips for other job seekers - Even after getting the job offer and joining the company please don't think that they will confirm your position. You will ask to give 2-3 test every month on the course they will tell you to study. If you don't clear the test they will ask you to leave.

And if you are a new joinee they expect you to do their whole work immediately.
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Tell me about yourself?
  • Ans. 

    I am a dedicated and detail-oriented business analyst with a strong background in data analysis and problem-solving.

    • I have a Bachelor's degree in Business Administration

    • I have experience in conducting market research and analyzing data to identify trends

    • I am proficient in using tools like Excel, SQL, and Tableau for data analysis

    • I have excellent communication skills and can effectively collaborate with cross-functional...

  • Answered by AI
  • Q2. Some questions on project
Interview experience
1
Bad
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed in Feb 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Leetcode Hard questions
  • Q2. IPO Leetcode Hard
  • Ans. 

    The IPO problem involves scheduling and maximizing profits from initial public offerings.

    • Understand the problem constraints and requirements clearly.

    • Use a greedy algorithm to prioritize high-profit IPOs.

    • Consider edge cases, such as overlapping IPO times.

    • Example: If IPOs A, B, and C have profits of 100, 200, and 150 respectively, prioritize B first.

  • Answered by AI
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(1 Question)

  • Q1. Discussed on my last salary
Are these interview questions helpful?
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed before Apr 2023. There were 3 interview rounds.

Round 1 - HR 

(1 Question)

  • Q1. General fit to profile filtration
Round 2 - Technical 

(3 Questions)

  • Q1. To the profile applied for
  • Q2. Explain an actual component
  • Ans. 

    An actual component is a reusable and modular piece of software that performs a specific function within a larger system.

    • Components are often designed to be independent and can be easily integrated into different systems.

    • Examples of components include buttons, input fields, and dropdown menus in a user interface.

    • Components can have their own logic, styling, and functionality, making them versatile building blocks for s...

  • Answered by AI
  • Q3. Design the architecture
  • Ans. 

    Designing the architecture for a software system involves planning the structure and components of the system.

    • Identify the key components of the system and their interactions

    • Choose appropriate technologies and frameworks for each component

    • Consider scalability, performance, security, and maintainability

    • Create a detailed diagram or documentation of the architecture

  • Answered by AI
Round 3 - Behavioral 

(1 Question)

  • Q1. Attitude towards work

Interview Preparation Tips

Interview preparation tips for other job seekers - Do not bluff they will catch you immediately as even their management are hardcore coders

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I appeared for an interview in Feb 2025.

Round 1 - Coding Test 

They asked one coding question that is for star pattern question

Interview Preparation Tips

Interview preparation tips for other job seekers - prepare for pattern auestions and java

I applied via Campus Placement and was interviewed in Aug 2021. There were 4 interview rounds.

Round 1 - Coding Test 

1st test was aptitude and a easy coding test

Round 2 - Coding Test 

The 2nd test was pure coding based test on hacker rank platform and contains 2 easy and 2 medium question

Round 3 - Technical 

(1 Question)

  • Q1. Round 3 was technical interview and asked from basics of computer programming and architecture
Round 4 - HR 

(4 Questions)

  • Q1. What is your family background?
  • Ans. 

    I come from a close-knit family that values education and support, fostering a strong sense of community and collaboration.

    • My parents are both educators, which instilled a love for learning in me from a young age.

    • I have two siblings; we often collaborate on projects, enhancing our problem-solving skills.

    • Family gatherings are frequent, where we share experiences and support each other's goals.

  • Answered by AI
  • Q2. Why are you looking for a change?
  • Q3. What are your strengths and weaknesses?
  • Q4. Tell me about yourself.

Interview Preparation Tips

Interview preparation tips for other job seekers - Advice is just improve basics of programming and DSA with a database management and basicsa of os and networks

Big Oh Notation Interview FAQs

How many rounds are there in Big Oh Notation Reactjs Developer interview?
Big Oh Notation interview process usually has 1 rounds. The most common rounds in the Big Oh Notation interview process are One-on-one Round.

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Overall Interview Experience Rating

1/5

based on 1 interview experience

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