Introduction
Power BI interviews in 2025 go beyond just dashboards. Companies now expect you to know DAX, AI-driven Copilot features, security, and integration with Microsoft Fabric.
To help you prepare, here are the Top 15 Power BI Interview Questions with answers — the same ones our learners at Datavetaa faced when interviewing for BI Analyst and Developer roles.
👉 If you’re still learning, check out our Best Power BI Training in Pune to strengthen both fundamentals and interview prep.
🔑 Power BI Interview Questions & Answers (2025)
1. What is Power BI, and why is it used?
Answer: Power BI is Microsoft’s business intelligence tool for transforming raw data into interactive reports and dashboards. It’s used because it integrates seamlessly with Excel, SQL, and Azure while offering self-service analytics.
📖 Learn more: Ultimate Guide to Power BI in 2025
2. What are the key components of Power BI?
Power Query (ETL / data cleaning)
Power Pivot (data modeling)
Power View (visualization)
Power BI Service (cloud sharing)
Power BI Report Server (on-premise)
3. Explain Import Mode vs. DirectQuery.
Import Mode: Data is stored in the Power BI model → faster performance, but limited to dataset size.
DirectQuery: Fetches live data from source → real-time, but slower queries.
4. What is DAX in Power BI?
Answer: DAX (Data Analysis Expressions) is Power BI’s formula language for calculations and KPIs.
Example:
YOY Sales Growth =
DIVIDE(SUM(Sales[2025]) - SUM(Sales[2024]), SUM(Sales[2024]))
📌 Tip: Practice DAX daily. Start with our Power BI + Advanced SQL Training in Pune.
5. What is Row-Level Security (RLS)?
Answer: RLS restricts data access for specific users based on filters. Example: Sales managers in Pune see only their region’s data.
6. What is Power BI Copilot?
Answer: An AI assistant in Power BI that lets users ask questions in natural language and generate visuals instantly.
7. What is the difference between Calculated Columns and Measures?
Calculated Column: Stored in the model, increases file size.
Measure: Calculated on the fly, lightweight and efficient.
8. What is a Power BI Gateway?
Answer: A bridge that connects on-premise data sources (like SQL Server) with Power BI Service for scheduled refresh.
9. Explain relationships in Power BI.
Answer: Power BI supports one-to-many (1:*), many-to-one, and many-to-many relationships between tables.
10. What are custom visuals in Power BI?
Answer: Marketplace visuals (like Gantt charts, KPI indicators) that extend Power BI’s native charts.
11. What is the use of bookmarks?
Answer: Bookmarks capture a report’s state, allowing storytelling or guided navigation in dashboards.
12. How does Power BI integrate with Microsoft Fabric?
Answer: In 2025, Power BI works seamlessly with Fabric’s Lakehouse & Data Engineering layers, enabling end-to-end analytics.
🔗 More here: Microsoft Fabric & BI Trends 2025
13. What are KPIs in Power BI?
Answer: KPIs (Key Performance Indicators) measure progress toward business goals, often using DAX.
14. What is a Power BI Service App?
Answer: Apps in Power BI Service package dashboards & reports for distribution to teams.
15. What are the limitations of Power BI?
Limited data model size in Pro.
Performance issues with very large DirectQuery models.
No multi-user editing in the same report.
🎯 Tips to Crack Power BI Interviews
Revise SQL basics (joins, window functions).
Practice DAX daily.
Create at least 2–3 real dashboards from open datasets.
Be ready to explain a use case you solved with Power BI.
💡 Example: One of our students built a sales dashboard that reduced reporting time by 90% — and that story impressed their interview panel.
📌 Final Thoughts
Power BI interviews in 2025 test both your technical knowledge and problem-solving skills.
At Datavetaa, we prepare you with:
Classroom training in Pune (Wakad),
Mock interviews, and
Real-world dashboards & projects.
👉 Ready to crack your next interview?
Explore: Best Power BI Training in Pune
Related Reads
Related Blogs
Related Blogs
Datavetaa's blog list
Blogs
Latest Blog
Stay up-to-date with the latest technologies trends, IT market, job post & etc with our blogs
