Datacultr Interview Questions and Answers

Q1. Why shifting from government bank
Ans. 
I shifted from government bank to explore new challenges and opportunities in the private sector.
• Desire for new challenges and growth

• Opportunity to work in a more dynamic and innovative environment

• Interest in exploring different aspects of the industry

• Potential for career advancement and higher salary

• Ability to work with cutting-edge technology and tools
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Q2. Tell about yourself
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Q1. Case based on building a financial application for payments
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The first round was a coding test, which was outsourced to an external vendor. I was asked 2 basic DSA questions, and there was discussions around the time and space complexity, and scope of optimizing the solutions. Post that there were a few questions around Spring Boot features and basic system design. The interviewer was professional throughout the interview, and the interview process felt more like a discussion, as compared to the standard interview process.

There was another round of coding - this time conducted by the organization itself. It consisted of a medium level DSA question on stacks. I wrote the code on my personal IDE and executed it there itself. The interviewer discussed about the possible edge cases and how I would deal with them. Post solving the question I was asked about my previous projects.

Q1. Discuss in detail about a scenario where a challenging production issue was handled.
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Q2. What are your responsibilities as a senior / team lead in the current organization?
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Q3. How did you handle conflicts with junior engineers and reporting managers?
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This was the final round where the discussion was largely around system design and HLD. It started off with questions are system design patterns and concepts. Then I was asked to design a booking design, with discussions around concurrency control and transaction management.

Q1. Asked me to give a self introduction
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Q2. Asked me about college activities
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Q1. Diff between react and jQuery
Ans. 
React is a modern JavaScript library for building user interfaces, while jQuery is a fast and concise JavaScript library for DOM manipulation.
• React is component-based, promoting reusability and modularity.

• React uses a virtual DOM for efficient updates, while jQuery directly manipulates the DOM.

• React is declarative, making it easier to reason about the UI, while jQuery is imperative.

• React is typically used for single-pa...read more
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Q1. Sql, excel, python, g-sheet
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Q2. Window function
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Q3. Lookup, pivot, graphs, sumif, countif
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Q4. Puzzles, fake coin, 25 horses,
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Q5. Basic business understanding
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3 dsa questions medium level

Q1. 2 medium level dp questions based on string and stocks
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Q2. One hard question based on graph
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Q1. Hr questions and java , springboot questions etc
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