Upload Button Icon Add office photos
Engaged Employer

i

This company page is being actively managed by Big Oh Notation Team. If you also belong to the team, you can get access from here

Big Oh Notation Verified Tick

Compare button icon Compare button icon Compare

Filter interviews by

Big Oh Notation Software Engineer Interview Questions and Answers

Updated 10 Mar 2023

Big Oh Notation Software Engineer Interview Experiences

1 interview found

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
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 - One-on-one 

(2 Questions)

  • Q1. What is the difference between classes and struct
  • Ans. 

    Classes are reference types while structs are value types.

    • Classes support inheritance while structs do not.

    • Classes have default access modifier as internal while structs have it as private.

    • Classes have a destructor while structs do not.

    • Classes are allocated on heap while structs are allocated on stack.

    • Classes can be null while structs cannot.

  • Answered by AI
  • Q2. Dispatch Queue vs operations
  • Ans. 

    Dispatch Queue is a thread-safe way to execute tasks asynchronously, while Operations are a way to encapsulate tasks.

    • Dispatch Queue is a high-level API for managing concurrent operations.

    • Operations are objects that encapsulate a single task or multiple tasks.

    • Dispatch Queue is simpler to use and recommended for most use cases.

    • Operations provide more control over task dependencies and cancellation.

    • Both can be used togeth

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on basics and problem-solving and is tested.

Skills evaluated in this interview

Interview questions from similar companies

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

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 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?
  • 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
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I appeared for an interview before Mar 2024.

Round 1 - Aptitude Test 

The aptitude test mainly covered logical reasoning, quantitative aptitude, and basic programming concepts. Questions were of moderate difficulty, with some time-based problem-solving challenges. Practicing common aptitude topics like puzzles, numerical ability, and coding fundamentals can help in preparation.

Round 2 - Group Discussion 

The group discussion round focused on general topics related to technology, current affairs, and workplace scenarios. The evaluators were looking for clarity of thought, communication skills, and how well candidates could present their points while engaging with others. Staying confident and actively participating helped in getting selected.

Interview Preparation Tips

Interview preparation tips for other job seekers - Be consistent and work hard
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. Project discussion
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
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Oct 2023. There were 3 interview rounds.

Round 1 - Aptitude Test 

It was online 60min test.

Round 2 - Aptitude Test 

It was offline 30 min test.

Round 3 - Technical 

(2 Questions)

  • Q1. Oops,dbms,css,html,dsa,java.
  • Q2. It was very friendly .

Interview Preparation Tips

Topics to prepare for Apmosys Technologies Software Developer interview:
  • Java
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Apr 2023. There was 1 interview round.

Round 1 - Technical 

(6 Questions)

  • Q1. What are the 4 principles of oops?
  • Ans. 

    The 4 principles of OOP are Inheritance, Encapsulation, Abstraction, and Polymorphism.

    • Inheritance allows a class to inherit properties and behavior from another class.

    • Encapsulation restricts access to certain components within a class, protecting the data.

    • Abstraction hides complex implementation details and only shows the necessary features.

    • Polymorphism allows objects to be treated as instances of their parent class.

  • Answered by AI
  • Q2. What is the difference between string buffer and string builder?
  • Ans. 

    String buffer is synchronized and thread-safe, while string builder is not synchronized and faster.

    • String buffer is synchronized, making it thread-safe for use in multi-threaded environments.

    • String builder is not synchronized, providing better performance in single-threaded applications.

    • String builder is faster than string buffer due to lack of synchronization overhead.

    • Example: StringBuffer sb = new StringBuffer(); Str

  • Answered by AI
  • Q3. Why strings are immutable?
  • Ans. 

    Strings are immutable in order to ensure data integrity and security.

    • Immutable strings prevent accidental data modification, ensuring data integrity.

    • Immutable strings enhance security by preventing unauthorized access or tampering.

    • Immutable strings allow for more efficient memory management and optimization.

    • Example: 'Hello' cannot be changed to 'Hella' directly, a new string must be created.

  • Answered by AI
  • Q4. What are the different types of exception in java?
  • Ans. 

    There are two types of exceptions in Java: checked exceptions and unchecked exceptions.

    • Checked exceptions are checked at compile time and must be handled using try-catch or throws keyword.

    • Unchecked exceptions are not checked at compile time and include RuntimeException and its subclasses.

    • Examples of checked exceptions include IOException, SQLException, and ClassNotFoundException.

    • Examples of unchecked exceptions include...

  • Answered by AI
  • Q5. Explain linear search algorithm.
  • Ans. 

    Linear search is a simple searching algorithm that sequentially checks each element in a list until a match is found.

    • Iterate through each element in the list

    • Compare the current element with the target value

    • Return the index if a match is found, otherwise return -1

  • Answered by AI
  • Q6. Difference between JDK jvm and jre
  • Ans. 

    JDK includes JRE and development tools, while JRE includes only the Java Runtime Environment.

    • JDK stands for Java Development Kit, which includes JRE and development tools like compilers and debuggers.

    • JRE stands for Java Runtime Environment, which includes JVM and libraries necessary to run Java applications.

    • JVM stands for Java Virtual Machine, which is responsible for executing Java bytecode.

    • JDK is used for developing ...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Just prepare all the skills which you are mentioned in your cv.

Skills evaluated in this interview

Big Oh Notation Interview FAQs

How many rounds are there in Big Oh Notation Software Engineer interview?
Big Oh Notation interview process usually has 2 rounds. The most common rounds in the Big Oh Notation interview process are Resume Shortlist and One-on-one Round.
What are the top questions asked in Big Oh Notation Software Engineer interview?

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

  1. What is the difference between classes and str...read more
  2. Dispatch Queue vs operati...read more

Tell us how to improve this page.

Big Oh Notation Software Engineer Interview Process

based on 1 interview

Interview experience

3
  
Average
View more
Big Oh Notation Software Engineer Salary
based on 55 salaries
₹4.5 L/yr - ₹14 L/yr
At par with the average Software Engineer Salary in India
View more details

Big Oh Notation Software Engineer Reviews and Ratings

based on 8 reviews

2.7/5

Rating in categories

3.5

Skill development

1.9

Work-life balance

3.1

Salary

3.1

Job security

2.2

Company culture

2.7

Promotions

2.6

Work satisfaction

Explore 8 Reviews and Ratings
Software Engineer
55 salaries
unlock blur

₹4.5 L/yr - ₹14 L/yr

Associate Software Engineer
24 salaries
unlock blur

₹3 L/yr - ₹6 L/yr

Senior Software Engineer
14 salaries
unlock blur

₹7.1 L/yr - ₹17.6 L/yr

Software Developer
10 salaries
unlock blur

₹4.2 L/yr - ₹17.5 L/yr

Devops Engineer
10 salaries
unlock blur

₹4 L/yr - ₹10 L/yr

Explore more salaries
Compare Big Oh Notation with

Northcorp Software

4.3
Compare

Webdew

4.4
Compare

HyScaler

4.5
Compare

Apmosys Technologies

3.4
Compare
Did you find this page helpful?
Yes No
write
Share an Interview