Questions

All Interview Questions

Real interview questions with expert answers, plain-English explanations, and practical examples. (202 questions)

Google SRE Monitoring

What are the four golden signals of monitoring, and how would you set up alerting around them?

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Accenture Full Stack Developer System Design

How would you design a URL shortener service?

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IBM Data Engineer Data Engineering

How would you design a daily batch ETL pipeline to handle late-arriving data?

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Wipro Python Developer Python

What is Python’s GIL, and when would you reach for multiprocessing instead of threading?

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Infosys QA Engineer Testing

What’s the difference between smoke, sanity, and regression testing, and when do you run each in a CI pipeline?

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Microsoft Cloud Engineer Cloud Infrastructure

What happens when Terraform’s state drifts from real infrastructure, and how do you design around it?

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Honeywell DevOps Engineer CI/CD

How would you design a CI/CD pipeline for a microservices application?

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Deloitte Backend Developer API Design

What makes an API RESTful, and how is that different from SOAP?

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Capgemini Backend Developer Databases

Explain database normalization, and when would you deliberately denormalize a production table?

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Cognizant Java Developer Java

When would you use an abstract class instead of an interface in Java?

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