Principal Global Services Data Engineer Interview Questions and Answers

Reasoning and aptitude question

Q1. Coding related question
Add your answer

First round online. oding test

Q1. Questions on resume
Add your answer

Q1. Where do you see yourself in 5 years
Add your answer

Q1. Questions based on your technology
Add your answer

Scenario based questions

Q1. String based question, was of medium difficulty.
Add your answer
Q2. Linked List based question, was of easy-medium difficulty.
Add your answer

Q1. Java 8 and Core Java Fundamentals
Add your answer
Q2. Explain one sorting algorithm.
Ans. 
Bubble Sort is a simple sorting algorithm that repeatedly steps through the list, compares adjacent elements, and swaps them if they are in the wrong order.
• Compares adjacent elements and swaps them if they are in the wrong order

• Repeats this process until the list is sorted

• Not efficient for large lists due to its O(n^2) time complexity

• Example: [5, 3, 8, 2, 1] -> [3, 5, 2, 1, 8] -> [3, 2, 1, 5, 8] -> [2, 1, 3, 5, 8] -> [
Answered by AI
Add your answer

Multiple medium level MCQs on Java. 3 Coding Questions, 2 easy-medium and one Java 8 Coding question of medium-hard difficulty

Q1. Tell me about yourself/previous work ex/projects.
Add your answer
Q2. Salary negotiation
Add your answer

Q1. CORS errors and API calls
Add your answer
Q2. JSON serialisation desirialization
Add your answer

Q1. Explain dependency injection in .NET and how to resolve dependency?
Ans. 
Dependency injection in .NET is a design pattern where dependencies are injected into a class rather than the class creating them itself.
• Dependency injection helps in achieving loose coupling between classes.

• In .NET, dependency injection can be implemented using frameworks like Unity, Ninject, or built-in .NET Core DI container.

• Dependencies can be resolved through constructor injection, property injection, or method in...read more
Answered by AI
Add your answer

Q1. Discussion on work experience and what are the projects that you have worked on?
Add your answer

Aptitude questions . Medium level questions. Can be prepare in 1 month

Questions on Graph and DP. Hard level questions

Q1. What challenges did you encounter during the implementation of DevOps?
Add your answer