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Big Oh Notation Senior Software Developer Interview Questions and Answers

Updated 24 Jan 2024

Big Oh Notation Senior Software Developer Interview Experiences

1 interview found

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

I applied via Approached by Company and was interviewed in Dec 2023. There was 1 interview round.

Round 1 - Technical 

(3 Questions)

  • Q1. What is Virtual DOM, Explain ?
  • Ans. 

    Virtual DOM is a concept in web development where a lightweight copy of the actual DOM is created and manipulated for efficient rendering.

    • Virtual DOM is an abstraction of the real DOM.

    • It is used in frameworks like React to improve performance.

    • Changes made to the virtual DOM are compared with the actual DOM, and only the necessary updates are applied.

    • This approach reduces the number of direct manipulations on the actual...

  • Answered by AI
  • Q2. What is Higher Order Component ?
  • Ans. 

    Higher Order Component is a function that takes a component and returns a new component with additional functionality.

    • Higher Order Components (HOCs) are a pattern in React for reusing component logic.

    • They are functions that accept a component and return a new component with enhanced capabilities.

    • HOCs can be used for cross-cutting concerns like authentication, logging, or data fetching.

    • They enable code reuse, compositio...

  • Answered by AI
  • Q3. Life Cycle Methods in React
  • Ans. 

    Life Cycle Methods in React

    • React components have several life cycle methods that are called at different stages of a component's life

    • These methods allow developers to perform actions like initializing state, fetching data, and updating the UI

    • Some commonly used life cycle methods are componentDidMount, componentDidUpdate, and componentWillUnmount

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Simple questions for 1st telephonic round

Skills evaluated in this interview

Interview questions from similar companies

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Sep 2022. 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 Resume tips
Round 2 - One-on-one 

(2 Questions)

  • Q1. Basic JS questions
  • Q2. String Concat through function
Round 3 - Coding Test 

Advanced JS, PHP related questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare from the free code camp js questions
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. 3 Question was there related to architecture and Computer networks.
Round 2 - Technical 

(2 Questions)

  • Q1. Microservices and Monolith.
  • Q2. Leetcode hard Sum.
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Naukri.com and was interviewed in Mar 2023. There were 2 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 Resume tips
Round 2 - Technical 

(5 Questions)

  • Q1. What are oops concepts in java, explain real time scenario
  • Ans. 

    OOPs concepts in Java include inheritance, polymorphism, encapsulation, and abstraction.

    • Inheritance allows a subclass to inherit properties and methods from a superclass.

    • Polymorphism allows objects to take on multiple forms and behave differently based on their context.

    • Encapsulation hides the implementation details of an object and only exposes necessary information.

    • Abstraction allows for the creation of abstract class...

  • Answered by AI
  • Q2. Uses of interface, inheritance
  • Ans. 

    Interfaces define contracts for behavior, while inheritance allows for code reuse and polymorphism.

    • Interfaces allow for loose coupling and abstraction, enabling multiple implementations of the same behavior.

    • Inheritance allows for code reuse and extension of existing classes, reducing code duplication.

    • Polymorphism allows objects of different classes to be treated as if they were of the same class, simplifying code and i

  • Answered by AI
  • Q3. SQL query for join of tables
  • Ans. 

    SQL query for joining tables

    • Use JOIN keyword to combine two or more tables based on a related column

    • Specify the columns to be selected using SELECT keyword

    • Use ON keyword to specify the condition for joining the tables

    • Different types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL OUTER JOIN

  • Answered by AI
  • Q4. Java concepts used in your project
  • Ans. 

    Used Java concepts such as inheritance, polymorphism, and exception handling in my project.

    • Implemented inheritance to create a base class and derived classes with specific functionalities.

    • Utilized polymorphism to allow objects of different classes to be treated as if they were of the same class.

    • Implemented exception handling to handle errors and prevent program crashes.

    • Used interfaces to define a set of methods that a ...

  • Answered by AI
  • Q5. Overloading vs overriding, practical uses
  • Ans. 

    Overloading is having multiple methods with the same name but different parameters. Overriding is having a method in a subclass with the same name and parameters as a method in the superclass.

    • Overloading is used to provide different ways to call a method with different parameters

    • Overriding is used to provide a specific implementation of a method in a subclass

    • Overloading is resolved at compile-time while overriding is r...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Zebra Technologies Software Developer interview:
  • Core Java
  • OOPS
  • collection framework
  • Database Management

Skills evaluated in this interview

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
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(1 Question)

  • Q1. Discussed on my last salary
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-

I applied via Job Portal

Round 1 - Technical 

(2 Questions)

  • Q1. All about core java
  • Q2. Front end and My Sql

I applied via Campus Placement

Round 1 - Coding Test 

Online Coding Test included some aptitude questions, technical questions followed by 3 coding questions

Round 2 - Technical 

(1 Question)

  • Q1. My technical interview included an introduction about myself followed by my background, projects I've made, internships I've done, and in which language I was comfortable. and the interviewer asked me to w...

Interview Preparation Tips

Interview preparation tips for other job seekers - Answer confidently and give examples. and you can also connect the questions asked to your past projects.

I applied via Naukri.com and was interviewed in May 2021. There was 1 interview round.

Interview Questionnaire 

4 Questions

  • Q1. To find if a number is Prime or not and optimise your written code.
  • Ans. 

    Check if a number is prime and optimize the code.

    • Start by checking if the number is less than 2, in which case it is not prime.

    • Iterate from 2 to the square root of the number and check if any of them divide the number evenly.

    • If a divisor is found, the number is not prime. Otherwise, it is prime.

  • Answered by AI
  • Q2. Css question related to flex box, Grid and cross browser compatibility
  • Q3. To call an API in react and optimise your written code.
  • Ans. 

    To optimise API calls in React, use asynchronous functions and caching techniques.

    • Use async/await to handle API calls

    • Implement caching to reduce network requests

    • Use memoization to avoid unnecessary re-renders

    • Consider using a state management library like Redux

    • Use performance profiling tools like React DevTools

  • Answered by AI
  • Q4. Questions on JS concepts like Objects and Prototype Inheritance.

Interview Preparation Tips

Interview preparation tips for other job seekers - Know your basic concepts and prepare well for the interview.

Skills evaluated in this interview

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 3 interview rounds.

Round 1 - Aptitude Test 

30 min test on simple google form

Round 2 - Coding Test 

Half hour conding round on basic javascript questions

Round 3 - Coding Test 

One hour coding round on little bit intermediate javascript questions

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Big Oh Notation Interview FAQs

How many rounds are there in Big Oh Notation Senior Software Developer interview?
Big Oh Notation interview process usually has 1 rounds. The most common rounds in the Big Oh Notation interview process are Technical.
What are the top questions asked in Big Oh Notation Senior Software Developer interview?

Some of the top questions asked at the Big Oh Notation Senior Software Developer interview -

  1. What is Higher Order Componen...read more
  2. What is Virtual DOM, Explai...read more
  3. Life Cycle Methods in Re...read more

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