Volkswagen Financial Services Interview Questions and Answers

Q1. Explain your last project and your role in this project
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Q2. Overall working experience with other companies
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Q3. Why choose kafka over MQ ? what challenges you faced during kafka implementation ?
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Q4. Monolith to microservice migration journey ? what all decisions needs to be taken and how the entire migration took place.
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Q5. If worked for RestAPI ? what is the use of swagger ? what is the content of Swagger documentation ?
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Q6. Only this was asked to me , and rejected
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Q1. Cloud migration steps and challenges.
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Cloud migration involves planning, executing, and optimizing the process of moving data, applications, and workloads to a cloud environment.
• Assess current infrastructure and applications to determine what can be migrated to the cloud

• Choose the right cloud service provider based on requirements and budget

• Develop a migration plan including timelines, resources, and potential risks

• Execute the migration in phases to minimi...read more
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Q2. Technology stack of product
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The technology stack of the product includes Java, Spring Boot, Angular, and MySQL.
• Java

• Spring Boot

• Angular

• MySQL
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Q3. Which DB were used in your system?
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We used MySQL and MongoDB databases in our system.
• MySQL was used for structured data storage

• MongoDB was used for unstructured data storage
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Q4. How did your execute data pipelines?
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I executed data pipelines by designing the workflow, implementing data transformations, scheduling jobs, and monitoring performance.
• Designed the workflow for data pipelines to ensure efficient data processing

• Implemented data transformations using tools like Apache Spark or Python libraries

• Scheduled jobs to run at specific intervals for automated data processing

• Monitored performance of data pipelines to identify bottlen
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Q5. What is team velocity?
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Team velocity is a measure of the amount of work a team can complete in a sprint.
• Team velocity is calculated by summing up the story points completed in a sprint.

• It helps the team understand their capacity and plan future sprints accordingly.

• Velocity is not a measure of productivity but rather a guide for planning and forecasting.

• For example, if a team completes 30 story points in a sprint, their velocity is 30.
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Q1. Introduction, be prepared to have knowledge on your resume
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Q2. Mathematical questions like percentage
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Q3. Critical thinking. They asked a question with a given situation what you'll do .
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Q4. The past 4 days been climate be stroming . And current was cut off due to rain and flood , you have a important assignment to finish, what you'll do
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Q1. Basic questions on python
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Q2. Difference between list tuple
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Lists and tuples are both data structures in Python, but lists are mutable while tuples are immutable.
• Lists are enclosed in square brackets [], while tuples are enclosed in parentheses ().

• Lists can be modified after creation, while tuples cannot be modified (immutable).

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

• Example: list = [1, 2, 3] and tuple = (4
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Q3. Area of room 6D
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The area of a room can be calculated by multiplying the length by the width.
• Calculate the area by multiplying the length and width of the room.

• For example, if the length of the room is 10 feet and the width is 12 feet, the area would be 120 square feet.

• Make sure to use the same units for length and width when calculating the area.
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Q4. Most emberacing situation u faced in your life
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Getting caught cheating on a test in high school
• Was copying answers from a classmate during a test

• Teacher caught me and called me out in front of the whole class

• Felt embarrassed and learned my lesson about cheating
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Q5. Behavior questions like what will u do if this happens
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The test will comprise a total of 60 questions, divided as follows: 70% of the questions will focus on finance and accounting, while the remaining questions will cover aptitude and English.

Q1. Zero coupon bonds, long-term liabilities, return on equity, debt-equity ratio, captial budgeting and techniques, bonds and its types, debt instruments meaning, collateral, mortgage, spin off, demerger, mer...read more
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Q1. Write your own implementation for shared pointer. How it will handle if it get assigned by another one. How will you use it in main method. How will you overload -> operator and dereferencing operator in t...read more
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Implementation of shared and unique pointers in C++ with operator overloading.
• Implement a class for shared pointer with reference counting.

• Handle assignment by incrementing reference count and decrementing old pointer's count.

• Overload -> and * operators to access underlying object.

• Use shared pointer in main method by creating instances and passing them around.

• For unique pointer, implement a class that transfers ownersh
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Q2. Simple problem for binary search but input values are double not integer
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Q1. Given bst find two values from tree which will give you required sum. In two pointer is it better to use middle-out instead of starting from both end probabilistically
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Q2. Design splitwise like add and explain
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Q1. Write signature of shared pointer
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Q2. Design system similar to load balancer where if request comes again with same id it should go to server it went for first time. with constant space complexity
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Q3. Design system where there is org hierarchy and you should be able to find all sub-ordinates Optimize is using array of pointer
Ans. 
Design a system with org hierarchy to find all sub-ordinates using array of pointers.
• Create a class for each employee with a pointer to their manager

• Use an array of pointers to store all employee objects

• Traverse the array to find all sub-ordinates of a given employee
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Q4. Write lambda function and it's signature
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Q5. Do you know about template Class and function template
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Q6. How does auto work internally?
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Q1. Are you ready to shift to bengaluru
Ans. 
Yes, I am ready to shift to Bengaluru for the c++ associate position.
• I am excited about the opportunity to work in Bengaluru.

• I have researched the city and am comfortable with the relocation.

• I am flexible and adaptable to new environments.

• I have friends/family in Bengaluru who can support me during the transition.
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There were three coding questions.

Q1. Could you provide a thorough explanation of the project?
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Q2. OOps Concepts and question from the technical subjects
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Q3. Why Spring Boot
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Q4. JWT Authentication
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Q5. Docker and Kubernetes
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Q1. Tell me about your self
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Q2. Tell me about your experience
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Q3. How to know chola
Ans. 
Chola can be known through various methods such as historical records, archaeological findings, and cultural practices.
• Study historical records and documents related to the Chola dynasty

• Explore archaeological sites and artifacts associated with the Chola civilization

• Learn about the cultural practices, art, and architecture of the Chola period

• Consult experts and scholars in the field of Chola history and culture
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Q4. Do you have any experience about loan sales
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Q5. How to handled pressure
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I handle pressure by staying organized, prioritizing tasks, and maintaining a positive attitude.
• Stay organized by creating to-do lists and setting deadlines

• Prioritize tasks based on urgency and importance

• Maintain a positive attitude by focusing on solutions rather than problems
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Q6. How to manage travelling
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Managing travelling involves proper planning, organization, and time management.
• Create a detailed itinerary with travel dates, times, and locations.

• Pack efficiently and only bring necessary items to avoid overpacking.

• Utilize travel apps and tools to stay organized and informed.

• Stay flexible and be prepared for unexpected delays or changes in plans.

• Prioritize rest and self-care to avoid burnout during travel.

• Stay connec...read more
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Q7. Do you have experience of pure field work
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Q1. What currently you are doing in your project?
Ans. 
I am currently leading a team in designing and implementing a new database system for our project.
• Leading a team in designing a new database system

• Implementing the new database system

• Ensuring data integrity and security measures are in place
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Q2. How proficient you are in SQL?
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I am highly proficient in SQL with extensive experience in writing complex queries, optimizing database performance, and designing database schemas.
• Extensive experience writing complex SQL queries

• Optimizing database performance through SQL

• Designing database schemas using SQL

• Familiar with advanced SQL concepts such as joins, subqueries, and indexing
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Q3. Why you have gap before MBA?
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I took a gap to gain practical work experience and save money for my MBA.
• To gain practical work experience relevant to my field of study

• To save money for tuition and living expenses during my MBA program

• To take a break and reassess my career goals before committing to further education
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Q4. Explain procedures from SQL.
Ans. 
SQL procedures are reusable blocks of code that can be called to perform a specific task.
• Procedures are created using the CREATE PROCEDURE statement.

• They can accept input parameters and return output parameters.

• Procedures can be called using the EXECUTE or CALL statement.

• They are used to encapsulate logic for tasks that need to be performed repeatedly.

• Procedures can improve performance by reducing network traffic.
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