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Contus Java Developer Interview Questions and Answers

Updated 11 Sep 2023

Contus Java Developer Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-

I applied via Approached by Company and was interviewed in Mar 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 - One-on-one 

(3 Questions)

  • Q1. What is java ?
  • Ans. 

    Java is a high-level programming language known for its portability, security, and object-oriented features.

    • Java is platform-independent, meaning it can run on any device with a Java Virtual Machine (JVM).

    • It is object-oriented, allowing for modular and reusable code.

    • Java is known for its security features, such as sandboxing and encryption.

    • Popular frameworks and libraries like Spring and Hibernate are commonly used in

  • Answered by AI
  • Q2. Opps concepts collections
  • Q3. Data structures
Round 3 - One-on-one 

(2 Questions)

  • Q1. Opps and collections
  • Q2. Must know about collections

Interview Preparation Tips

Interview preparation tips for other job seekers - learn and practice bacic concepts

Skills evaluated in this interview

Interview questions from similar companies

Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed before Apr 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 tips
Round 2 - Aptitude Test 

25 MCQ questions online with time limit

Round 3 - Assignment 

Create webapp . Frontend, Backend , data encryption

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in Jul 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 tips
Round 2 - Aptitude Test 

Their are 30 questions which one has to done in 30 mins

Round 3 - Technical 

(2 Questions)

  • Q1. Q1) About the project you have done
  • Q2. Q2) some technical questions related to core Java

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare your projects well enough so that you are answerable to each question asked
Interview experience
2
Poor
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed in Mar 2024. There was 1 interview round.

Round 1 - One-on-one 

(1 Question)

  • Q1. Explain process for SDE
  • Ans. 

    The process for Software Development Engineer involves planning, designing, coding, testing, and deploying software solutions.

    • Gather requirements from stakeholders

    • Create a design based on requirements

    • Write code to implement the design

    • Test the software for bugs and issues

    • Deploy the software for users to use

    • Iterate on feedback and make improvements

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-

I applied via Naukri.com

Round 1 - Group Discussion 

Love Marriage vs Arrange Marriage

Round 2 - Assignment 

Related to check the background verification

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed before Mar 2023. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. List and tuple differences
  • Ans. 

    List is mutable, tuple is immutable in Python.

    • Lists are mutable, meaning their elements can be changed after creation.

    • Tuples are immutable, meaning their elements cannot be changed after creation.

    • Lists are defined using square brackets [], tuples using parentheses ().

    • Lists are typically used for collections of similar items, tuples for fixed collections of dissimilar items.

  • Answered by AI
  • Q2. Generators in python
  • Ans. 

    Generators in Python are functions that allow you to iterate over a sequence of items without storing them all in memory at once.

    • Generators are created using a function with 'yield' instead of 'return'.

    • They are used to generate a sequence of values lazily, one at a time.

    • Generators are memory efficient as they do not store all values in memory at once.

    • Example: def my_generator(): for i in range(5): yield i

    • Example: ...

  • Answered by AI

Skills evaluated in this interview

I applied via Referral and was interviewed in Nov 2022. 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 - Coding Test 

It was online 1hr test. Overall it was an easy test. If you code on hackerrank, hackerearth or leetcode then you can easily clear the test.

Round 3 - Technical 

(1 Question)

  • Q1. All Data Structure related, OOPs concepts, Spring Framework.
Round 4 - HR 

(2 Questions)

  • Q1. Where do you see yourself in 5 years?
  • Q2. Why should we hire you?

Interview Preparation Tips

Interview preparation tips for other job seekers - You have to be confident. Show your spark that you are better in every kind.

I applied via Campus Placement and was interviewed in Jan 2021. There were 6 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1.  Explain the features of OOPS with examples?
  • Ans. 

    OOPS is a programming paradigm based on objects that have properties and methods.

    • Encapsulation: bundling of data and methods that operate on that data within a single unit

    • Inheritance: ability of a class to inherit properties and methods from a parent class

    • Polymorphism: ability of objects to take on many forms or have multiple behaviors

    • Abstraction: hiding of complex implementation details and showing only the necessary ...

  • Answered by AI
  • Q2. Explain the following terms : Super, Throw, Final and Finally
  • Ans. 

    Explanation of Super, Throw, Final and Finally

    • Super: used to call a method from a parent class

    • Throw: used to throw an exception

    • Final: used to declare a constant or to prevent method overriding

    • Finally: used to execute code after try-catch block, regardless of exception

  • Answered by AI

I appeared for an interview in Mar 2021.

Interview Questionnaire 

1 Question

  • Q1. Oops, asp.net, MVC, design patterns

Interview Preparation Tips

Interview preparation tips for other job seekers - Get prepared well, if it's your day..you will definitely crack it.
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

Contus Interview FAQs

How many rounds are there in Contus Java Developer interview?
Contus interview process usually has 3 rounds. The most common rounds in the Contus interview process are One-on-one Round and Resume Shortlist.
How to prepare for Contus Java Developer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Contus. The most common topics and skills that interviewers at Contus expect are Bootstrap, Creative Solutions, Debugging, Devops and HTML.
What are the top questions asked in Contus Java Developer interview?

Some of the top questions asked at the Contus Java Developer interview -

  1. what is jav...read more
  2. opps concepts collecti...read more
  3. must know about collecti...read more

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Contus Java Developer Interview Process

based on 1 interview

Interview experience

4
  
Good
View more

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₹4 L/yr - ₹6.8 L/yr
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