Polaris Software Engineer Interview Questions and Answers for Experienced

Q1. Aptitude questions and Project related questions
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Q1. SQL, .NET, Reporting and case questions on real time scenarios
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Q1. Why this company, whereabouts of the company
Ans. 
I chose this company because of its strong reputation in the software industry and its commitment to innovation.
• The company has a track record of delivering high-quality software solutions.

• It has a strong focus on innovation and staying ahead of industry trends.

• The company values its employees and provides opportunities for growth and development.

• The company has a positive work culture and fosters collaboration among t...read more
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Q1. Type of gear
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Gears are mechanical components that transmit torque and motion between rotating shafts, essential in various machines.
• Types of gears include spur gears, bevel gears, and worm gears.

• Spur gears are used in clocks and conveyor systems for simple motion transfer.

• Bevel gears are used in applications like hand drills to change the axis of rotation.

• Worm gears provide high torque and are commonly found in elevators and tuning
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Q2. What is cp nd cpk
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Cp and Cpk are statistical measures used to assess process capability in manufacturing and quality control.
• Cp (Process Capability) measures the potential capability of a process to produce output within specified limits.

• Cpk (Process Capability Index) measures how close a process is running to its specification limits, considering the mean.

• Cp is calculated as (USL - LSL) / (6 * sigma), where USL is the upper specificati...read more
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Q3. What is pp nd ppk
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PP and PPK are statistical measures used in process capability analysis to assess process performance and capability.
• PP (Process Performance) measures how well a process performs over time, considering variation.

• PPK (Process Performance Index) assesses how well a process meets specifications, accounting for process mean and variation.

• Example: A PP of 1.5 indicates a capable process, while a PPK of 1.0 suggests it may n...read more
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Q4. Type of forging
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Forging is a manufacturing process that shapes metal using compressive forces, enhancing its strength and durability.
• Types of forging include open-die forging, where metal is shaped between two flat dies.

• Closed-die forging involves shaping metal in a die that completely encloses it, allowing for more complex shapes.

• Roll forging is a continuous process that reduces the cross-section of a workpiece by passing it through ...read more
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Q1. Do u know about HT process
Ans. 
HT process refers to heat treatment process used to alter the physical and mechanical properties of materials.
• HT process involves heating and cooling materials to achieve desired properties.

• Common techniques include annealing, quenching, tempering, and normalizing.

• Example: Heat treating steel to increase hardness and strength.
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Q2. How many u have experience
Ans. 
I have 8 years of experience in the field of engineering.
• 8 years of experience in engineering

• Specialized in mechanical and electrical engineering

• Worked on various projects including designing, testing, and implementation

• Experience with CAD software such as AutoCAD and SolidWorks
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Q1. Software & design question
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Q1. Robot troubleshooting
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Q2. Mechanical knowledge
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Q1. Which language you will code
Ans. 
I am proficient in coding in multiple languages including Java, Python, and JavaScript.
• Java

• Python

• JavaScript
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Q2. Dsa topics in java
Ans. 
Data Structures and Algorithms topics commonly used in Java programming.
• Arrays and ArrayLists

• Linked Lists

• Stacks and Queues

• Trees and Graphs

• Sorting and Searching algorithms

• Dynamic Programming

• Hashing and Hashmaps
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Q1. About yourself and introduce
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First Round was Aptitude and coding round. It consist 70 question, 30 aptitude question and 40 mcq type coding question

Q1. Find the one repeated number in an array and asked for four approaches
Ans. 
Find the one repeated number in an array using four different approaches.
• Approach 1: Using a hash set to store unique elements and checking for duplicates

• Approach 2: Sorting the array and checking adjacent elements for duplicates

• Approach 3: Using XOR operation to find the repeated number

• Approach 4: Using the sum formula to find the repeated number
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Q2. Simple sql queries
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1 hour, 45 questions

Q1. Introduce Yourself?
Ans. 
I am a software developer with 5 years of experience in Java, Python, and SQL.
• 5 years of experience in Java, Python, and SQL

• Strong problem-solving skills

• Experience working in Agile development environment

• Familiar with version control systems like Git

• Passionate about learning new technologies
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Q2. What are your strengths?
Ans. 
My strengths include problem-solving skills, attention to detail, and strong programming abilities.
• Strong problem-solving skills - I am able to analyze complex problems and come up with effective solutions.

• Attention to detail - I pay close attention to the details in my code to ensure accuracy and quality.

• Strong programming abilities - I have a solid understanding of various programming languages and technologies.

• Team ...read more
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Q3. Why should we hire you?
Ans. 
I have a strong background in software development, a passion for learning new technologies, and a proven track record of delivering high-quality code.
• Extensive experience in software development

• Passion for learning new technologies

• Proven track record of delivering high-quality code
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