ISBN: 9798171250607 - crack the data science & ai interview: data analyst, data science and generative ai — 200 real questions with answers and practice — 0 to 3 years experience (1 Ergebnisse)

Taschenbuch. Zustand: Neu. Neuware - Three roles. One hiring pipeline.Data Analyst, Data Scientist and Generative AI Engineer roles share more of their interview ground than most candidates expect. This book covers all three - each part ordered by how often the questions are genuinely asked, not by textbook order.200 Questions across three self-contained parts, plus three appendices on learning, practice and interview day. Each part stands alone, so you can read only the one matching the role you are interviewing for - or all three, because the pipelines overlap more than most candidates realise.Inside this book: - Part One - Data Analyst & Power BI (70 questions)- Part Two - Data Science (65 questions)- Part Three - Generative AI (65 questions)- Appendices - Learning, Practice & Interview Day (A-C)What you get: - SQL first - roughly half of a data analyst interview- Machine learning, model evaluation and feature engineering- LLMs, prompt engineering, RAG, agents and production concerns- Real analytical scenarios, not just definitions- The follow-up questions an interviewer asks nextCovers: SQL and window functions - Power BI and DAX - Excel - statistics - Pandas and NumPy - supervised learning - model evaluation - feature engineering - large language models - prompt engineering - retrieval-augmented generation - agents and tool calling - evaluation and guardrailsWritten by a software professional with over twenty years of industry experience - and built for people at the start of theirs.…