Deutsche Bank Software Development Engineer 3 Interview Questions and Answers

Q1. Java Stream coding questions
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Q2. Java Collections
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Q3. Spring Boot Annotations
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Q4. Sql Queries highest 3 salary employee name
Ans. 
Use SQL query to retrieve the names of the top 3 employees with the highest salary.
• Use the ORDER BY clause to sort the salaries in descending order.

• Use the LIMIT clause to limit the results to the top 3.

• Join the employee table with the salary table to retrieve employee names.
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Q1. Explain event driven architecture of node.js
Ans. 
Node.js uses event-driven architecture where events trigger callbacks to handle asynchronous operations.
• Node.js uses event loop to handle asynchronous operations efficiently

• Events are emitted by various objects in Node.js like HTTP servers, file system, etc.

• Callbacks are registered to handle events and execute code when events occur
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Behavioural and culture fit

Q1. Sql, reporting tool, control m , unix, power bi
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Q2. Sql, unix, testing tool
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Q1. - DSA questions (leetcode easy) - Javascript concepts
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Q1. With India Panel -LLD was asked
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Q1. WIth UK Panel Design round 1 - Threading concepts - Async Programming - 1 Design Question
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Q1. With Director Design round 2 - Questions on code quality - 1 design question - Behavioral questions
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Data structures and computer fundamentals

Q1. Data structures
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Q2. Medium leetcode
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It was around 2.5 hours which includes 2 coding ques and MCQ from DBMS, OS, Aptitude and Programming language (C++/Java)

Q1. It was purely resume based. He asked me about the projects.
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Q2. He also tested my knowledge on the technologies I have used in those projects.
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It was quantitative aptitude test with some coding questions

Q1. This round was to majorly check our confidence and communication style. I was asked to explain the projects that I have done..then some general analytical based questions that were non technical.
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Q2. Why didn't you want to pursue higher studies?
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Q3. Tell me about urself and the projects you have done
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