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Polus Software Java Developer Interview Questions and Answers

Updated 27 Apr 2023

Polus Software Java Developer Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Mar 2023. There were 4 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 - Technical 

(2 Questions)

  • Q1. Internal working of hashmap
  • Ans. 

    HashMap is a data structure that stores key-value pairs and uses hashing to retrieve values.

    • HashMap uses an array of buckets to store key-value pairs

    • Each bucket contains a linked list of entries with the same hash code

    • Hashing is used to quickly find the bucket where a key-value pair should be stored or retrieved

    • If multiple keys have the same hash code, they are stored in the same bucket using a linked list

    • When the load...

  • Answered by AI
  • Q2. Spring annotations
Round 3 - Technical 

(2 Questions)

  • Q1. Types of variables in java
  • Ans. 

    Java has three types of variables: local, instance, and static.

    • Local variables are declared inside a method and have a limited scope.

    • Instance variables are declared inside a class but outside a method and are accessible to all methods of the class.

    • Static variables are declared with the static keyword and are shared among all instances of the class.

    • Example: int x; // instance variable, static int y; // static variable,

  • Answered by AI
  • Q2. How microservice different from other architectures
  • Ans. 

    Microservices are a modular approach to software architecture that breaks down applications into smaller, independent services.

    • Microservices are independently deployable and scalable

    • Each microservice performs a specific business function

    • Communication between microservices is through APIs

    • Microservices allow for faster development and deployment

    • Examples of companies using microservices include Netflix, Amazon, and Uber

  • Answered by AI
Round 4 - HR 

(2 Questions)

  • Q1. Will you be in technical or managerial role in future
  • Ans. 

    I see myself in a technical role in the future.

    • I have a strong passion for programming and enjoy solving technical challenges.

    • I constantly strive to improve my technical skills and stay updated with the latest technologies.

    • I find satisfaction in building software solutions and contributing to the technical aspects of projects.

    • I have set career goals to become a subject matter expert in Java development and related tech

  • Answered by AI
  • Q2. Any disagreement with the manager

Interview Preparation Tips

Topics to prepare for Polus Software Java Developer interview:
  • Core Java
  • Spring
  • Spring Boot
  • REST API
Interview preparation tips for other job seekers - Never tell your expected salary. They are unable to meet it.

Skills evaluated in this interview

Interview questions from similar companies

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

I applied via Walk-in and was interviewed in Jun 2023. There were 4 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 

Aptitude it is a type of test in which there are many questions like resigning, technical,blood relation.etc

Round 3 - Group Discussion 

In group discussion we have provided some topic and told discuss about that topic and tell advantages and dis advance.

Round 4 - Technical 

(3 Questions)

  • Q1. What is final in java
  • Ans. 

    final keyword in Java is used to restrict the user from changing the value of a variable, making it a constant.

    • Final keyword can be applied to variables, methods, and classes

    • Final variables cannot be reassigned once initialized

    • Final methods cannot be overridden in subclasses

    • Final classes cannot be extended

  • Answered by AI
  • Q2. What is static In java?
  • Ans. 

    Static keyword in Java is used to create class-level variables and methods that can be accessed without creating an instance of the class.

    • Static variables are shared among all instances of a class.

    • Static methods can be called without creating an object of the class.

    • Static blocks are used to initialize static variables.

    • Example: public static int count = 0;

  • Answered by AI
  • Q3. The static it is a type of method called static method in which when we declared a method as static then it can't be inherited another class

Skills evaluated in this interview

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Oops interview,you have add new technology to advantage.
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Apr 2023. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. I was asked about Maps,Springbot annotation,java multi threading and oops related concept,cron jobs
  • Q2. For cron job i told them how i used rest template to do it,please learn as basic things as possible as they ask basic thing

Interview Preparation Tips

Topics to prepare for iBoss Tech Solutions Private Limited Java Developer interview:
  • Java
  • Springboot
  • Maps
  • Multithreading
  • Polymorphism
  • String
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in Feb 2024. There was 1 interview round.

Round 1 - Coding Test 

For Advance developer role they asked Medium to Hard Leetcode Questions of Topic String and Matrices, and for QA Role They just asked 4questions 1Pattern printing kite, 2print 1 to 50 number using recursion, 3is it Anagraam Or not, 4number is Armstrong or not

Interview Preparation Tips

Interview preparation tips for other job seekers - that both tests are held in pen and paper mode.
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

MCQ - 20 (aptitude), 20(c+ and sql)

Round 2 - Coding Test 

Pattern, array and sql questions

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Oops interview,you have add new technology to advantage.
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Apr 2023. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. I was asked about Maps,Springbot annotation,java multi threading and oops related concept,cron jobs
  • Q2. For cron job i told them how i used rest template to do it,please learn as basic things as possible as they ask basic thing

Interview Preparation Tips

Topics to prepare for iBoss Tech Solutions Private Limited Java Developer interview:
  • Java
  • Springboot
  • Maps
  • Multithreading
  • Polymorphism
  • String
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed before Oct 2023. There were 2 interview rounds.

Round 1 - Aptitude Test 

Mcq questions on dbms, networking and 2 coding questions

Round 2 - Technical 

(2 Questions)

  • Q1. Puzzles to check thinking abilty
  • Q2. Coding question on linked list and array
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Walk-in and was interviewed in Feb 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

Basic Aptitude question were asked around 20 Question of Aptitude and 20 of basic debugging of C language code. Before aptitude there was a essay writing on "factors which increases the market of E-commerce platforms"

Round 2 - Coding Test 

There were 4 coding question and 2 SQL questions. Basic pattern printing question and easy question of leetcode were there in coding and in SQL from "joins" topic.

Round 3 - Coding Test 

Same as the previous round more question of Coding and SQL, plus in the starting they would ask about your tech stack and then assign you a stack for the same.

Interview Preparation Tips

Topics to prepare for Velocity Software Solutions Software Developer interview:
  • SQL
Interview preparation tips for other job seekers - Do easy to medium leetcode question mostly pattern printing and SQL as well.

Polus Software Interview FAQs

How many rounds are there in Polus Software Java Developer interview?
Polus Software interview process usually has 4 rounds. The most common rounds in the Polus Software interview process are Technical, HR and Resume Shortlist.
What are the top questions asked in Polus Software Java Developer interview?

Some of the top questions asked at the Polus Software Java Developer interview -

  1. How microservice different from other architectu...read more
  2. Internal working of hash...read more
  3. Types of variables in j...read more

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Polus Software Java Developer Interview Process

based on 1 interview

Interview experience

4
  
Good
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