Data Analyst Interview Questions 2026: What Actually Shows Up Across All Three Rounds

Most candidates preparing for data analyst interviews in 2026 treat the whole thing like a SQL exam. That is not what gets you the offer. A typical DA loop covers three distinct round types in sequence: SQL technical, open-ended business case problems, and behavioral questions. Getting strong in one and weak in the other two is the most common reason candidates fail late in the process. Here is a practical breakdown of what actually shows up in each round, with answer structures you can use righ