Technical Question Bank · Peer-Reviewed

Job Interview Questions and Answers Directory

Search and filter frequently asked interview questions across technical, programming, and behavioral domains. Tailor your interview preparation by difficulty for freshers or experienced developers (23 available).

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Data Engineering Medium technical

Q21. What is the medallion architecture?

The medallion architecture organizes a lakehouse into three refinement layers. - Bronze (raw): data landed as-is from sources, append-only, with ingestion metadata. It is...

2 Answer

REST API Design Hard technical

Q22. When is REST the wrong choice, and what would you use instead?

REST excels at resource-oriented CRUD with cacheable, uniform interfaces and a broad tool ecosystem. It becomes awkward when: - The domain is action-oriented or RPC-like,...

1 Answer

Caching Strategies Hard system-design

Q23. How would you design a multi-level caching architecture?

Layer caches by distance from the caller and accept that each layer adds staleness and invalidation complexity. Typical design: - Edge/CDN: cache public and static respon...

2 Answer