Quick Answer
Power BI is the correct choice because it enables building interactive dashboards on Azure SQL Database without moving data, leveraging DirectQuery mode to query the source database in real time for live sales trend analysis. This technical capability is central to the Microsoft Azure Data Fundamentals DP-900 exam, which tests your understanding of how Power BI serves as a business analytics service that connects directly to Azure data services, avoiding the cost and latency of data duplication. A common trap on the exam is confusing Power BI with Azure Analysis Services or Azure Synapse Analytics—remember that Power BI is the tool for end-user dashboards and reports, while the others focus on data modeling or large-scale analytics. For a memory tip, think of “DirectQuery = Direct Connection” to recall that Power BI queries the live database without moving data, making it the ideal choice for real-time sales trend analysis while data remains securely in Azure.
This DP-900 practice question tests your understanding of describe core data concepts. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A retail company uses Azure SQL Database to store customer transactions. They need to analyze sales trends over time. Which Azure service should they use to build interactive dashboards and reports without moving data out of Azure?
Azure Analysis Services
Why wrong: Azure Analysis Services is for enterprise-grade analytics models, but Power BI is simpler for dashboards.
Azure Synapse Analytics
Why wrong: Azure Synapse Analytics is for big data analytics, not lightweight dashboards.
Microsoft Purview
Why wrong: Microsoft Purview is a data governance service, not for visualization.
Power BI
Power BI connects directly to Azure SQL Database for interactive dashboards.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Power BI
Power BI is the correct choice because it is a business analytics service that can connect directly to Azure SQL Database to build interactive dashboards and reports without requiring data movement. It supports DirectQuery mode, which queries the source database in real-time, enabling live analysis of sales trends while data remains in Azure.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Azure Analysis Services
Why it's wrong here
Azure Analysis Services is for enterprise-grade analytics models, but Power BI is simpler for dashboards.
Azure Synapse Analytics
Why it's wrong here
Azure Synapse Analytics is for big data analytics, not lightweight dashboards.
Microsoft Purview
Why it's wrong here
Microsoft Purview is a data governance service, not for visualization.
Power BI
Why this is correct
Power BI connects directly to Azure SQL Database for interactive dashboards.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
The trap here is that candidates may confuse Azure Synapse Analytics as a reporting tool, but it is primarily a data warehousing and analytics platform that requires data movement or transformation, whereas Power BI is the native Azure service for direct, no-movement interactive reporting.
Detailed technical explanation
Power BI's DirectQuery mode sends T-SQL queries directly to Azure SQL Database at render time, avoiding data duplication and ensuring near-real-time insights. This is critical for transactional systems where data freshness is paramount, and it leverages the database's indexing and query optimization. In contrast, import mode would cache data in Power BI, which violates the 'no moving data' requirement.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
What to study next
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FAQ
Describe core data concepts — This question tests Describe core data concepts — Read the scenario before looking for a memorised answer..
The correct answer is: Power BI — Power BI is the correct choice because it is a business analytics service that can connect directly to Azure SQL Database to build interactive dashboards and reports without requiring data movement. It supports DirectQuery mode, which queries the source database in real-time, enabling live analysis of sales trends while data remains in Azure.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 24, 2026
This DP-900 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the DP-900 exam.
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