Polaris Networks Software Engineer Interview Questions and Answers

Q1. Basic OOPS concepts
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Q2. Angular Interview quiestions
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Q1. Write a Java String program to replace the characters. Write a Java program for Encapsulation. What is the difference between Comparator and Comparable? In between an Interview, the screen was abruptly cl...read more
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Java String program to replace characters, Encapsulation program, Comparator vs Comparable difference
• For Java String program to replace characters, use the replace() method to replace specific characters in a string.

• For Encapsulation in Java, use private access modifiers to restrict access to class variables and use public getter and setter methods to access and modify them.

• Comparator and Comparable are interfaces used...read more
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Q1. What is DSA used for?
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DSA is used for efficient data organization and manipulation in computer algorithms.
• DSA stands for Data Structures and Algorithms

• It is used to optimize the performance of computer algorithms

• DSA helps in efficient data organization and manipulation

• Examples of DSA include arrays, linked lists, trees, graphs, and sorting algorithms
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Q2. What is programming language used for?
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Programming languages are used to write instructions for computers to execute tasks and solve problems.
• Programming languages are used to create software applications, websites, and games.

• They are used to automate tasks and processes, such as data analysis and machine learning.

• Programming languages are also used in scientific research, financial analysis, and engineering.

• Examples of programming languages include Java, P
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There were 2 questions
One could be solved using hashing
Second one through backtracking

Q1. Question on computer fundamentals and 2 coding questions
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Q1. Basic HR questions this was 5 mins in total
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Q1. Tell me brief about your self?
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I am a software engineer with 5 years of experience in developing web applications using Java and JavaScript.
• 5 years of experience in software engineering

• Proficient in Java and JavaScript

• Developed web applications using various frameworks like Spring and React

• Strong problem-solving and analytical skills

• Experience with database management systems like MySQL and MongoDB
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Q2. My Name is ABC, My over all experience is 14 Years, I am working with current company since 12 years on Business Intelligence tool, my past experience also on Business intelligence. currently i am working ...read more
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Q3. What You Like in Current Role in Project?
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I enjoy the collaborative nature of my current role and the opportunity to learn new technologies.
• Working with a team to solve complex problems

• Learning new technologies and techniques

• Contributing to the development of innovative solutions

• Having the opportunity to mentor and learn from others

• Being involved in the full software development lifecycle

• Working on projects that have a positive impact on society
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Q4. Well Project Team Lead i am and handling technical work with team and distributing reports to the team on everyday bases
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Q5. In which tool you are using?
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I am currently using Visual Studio Code as my primary tool for software development.
• Visual Studio Code is a lightweight and versatile code editor.

• It has a wide range of extensions and plugins available for customization.

• It supports multiple programming languages and has built-in Git integration.

• Other tools I have experience with include Eclipse, IntelliJ IDEA, and Sublime Text.
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Q6. I am using BI tool Cognos for Reporting, Cube, and FM
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Q7. Are you traveling onsite for project work?
Ans. 
Yes, I am willing to travel onsite for project work.
• I have experience traveling onsite for previous projects.

• I am comfortable with the challenges and logistics of traveling for work.

• I understand the importance of face-to-face collaboration and client interaction.

• I am flexible and adaptable to different work environments and cultures.

• I am willing to travel as required by the project.
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Q8. Yes I got opportunity's for on site work but currently I am not traveling onsite
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Q9. What is Cube and why you are using this in project?
Ans. 
A cube is a three-dimensional geometric shape with six square faces.
• A cube is a regular polyhedron with equal edge lengths and angles.

• It has six faces, twelve edges, and eight vertices.

• Cubes are used in various applications, including computer graphics, physics simulations, and data analysis.

• In computer graphics, cubes are often used to represent 3D objects and scenes.

• In physics simulations, cubes can be used to model ...read more
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Q10. Cube is Cognos BI part using to develop serer based ad hock reporting
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Q1. What is your current salary?
Ans. 
I am unable to provide my current salary.
• I am unable to disclose my current salary due to confidentiality agreements.

• My current salary is subject to a non-disclosure agreement.

• I prefer not to disclose my current salary at this time.
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Q2. Well my salary is 20 LPA in my Current Company
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Q3. How long you are working with current company ?
Ans. 
I have been working with my current company for 3 years.
• I joined the company in 2018.

• During my time here, I have worked on various software development projects.

• I have gained experience in programming languages like Java, Python, and C++.

• I have also collaborated with cross-functional teams to deliver high-quality software solutions.

• I have received positive feedback from my supervisors and colleagues for my contribution...read more
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Q4. I am working with current company since 2 years and 4 months till 2010
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Q5. We will offer you 26 LPA are you ok with that?
Ans. 
Yes, I am okay with the offer of 26 LPA.
• Yes, I am satisfied with the offered salary.

• I believe the salary is competitive for a software engineer role.

• I am excited about the opportunity and the compensation package.

• I am confident that my skills and experience justify the offered salary.
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Q6. Well if it will 28 LPA than its good is it possible to offer this amount
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Q7. Well i can give you 26.5 LPA not more than that are you ok with that ?
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Q8. Ok i am fine with that salary package and join in 2 month notice period from my current company.
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Q9. That's grate good luck, thank You i am generating your offer latter
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Q10. Thank ok and i will join on schedule date which mention in offer latter
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Round duration - 60 minutes
Round difficulty - Medium

There were 2 shifts back to back having the same set of questions. The test consisted of questions from a quant, DI/LR, and verbal, and 3 questions of coding varying from easy to medium to hard. There were three to four people from the company in the room monitoring the lab.

Round duration - 30 minutes
Round difficulty - Hard

The round revolved around my resume and aa I was very much interested in SQL, they asked me about it and questioned about my project.

Q1. Write a query to retrieve the first four characters of EmpLname from the given EmployeeInfo table.
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Round duration - 30 minutes
Round difficulty - Hard

In this round, the interviewer talked about how our life has been in hostels, the challenges we have faced, and stuff like that.

Round duration - 30 minutes
Round difficulty - Medium

There are two sections.
1.Aptitude
2.Coding

1.Aptitude round was very easy. The questions were easy to medium range. Indiabix alone is sufficient to clear section1

2.There will be one coding question of medium range. The question may fall from basic data structures or dp

Q1. Students who cleared online test are shortlisted for virtual interviews. The interview was held for 35 minutes. As I am a student from IT department, the interviewer mainly focused on my mini project. Only...read more
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Q2. There is no special HR round. It is technical cum HR round with few basic hr questions at the end.
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