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3 days ago13 min read

Understanding Databricks: Time Travel in Delta Lake

10 days ago12 min read

Understanding Databricks: SCD Type 1 and Type 2 in Delta Lake

Jul 11, 202612 min read

Understanding Databricks: Delta Lake in Practice — Create, Append, and Merge

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Tests

6 Full Practice Tests · 390 QuestionsEN

AWS Data Engineer Associate DEA-C01: 6 Practice Tests

Six full-length exam-grade tests (65 questions, 130-minute timer each) covering all four DEA-C01 domains — ingestion, storage, operations, and security. Every answer linked to official AWS docs.

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5 Full Practice TestsEN

Databricks Generative AI Engineer Associate: 5 Practice Tests (2026)

Five full-length practice tests aligned to the 2026 Databricks Certified Generative AI Engineer Associate exam — LLM application design, RAG pipelines, prompt engineering, and evaluation on Databricks.

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300+ Practice QuestionsEN

Databricks Data Engineer Professional: 300+ Practice Questions

Exam-grade questions covering Delta Lake, Structured Streaming, and production data engineering scenarios for the Databricks Professional certification.

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