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MCQs on Data Refresh Feature in Power BI

 MCQs on Data Refresh Feature in Power BI





1️⃣ Which of the following is NOT a type of data refresh in Power BI?


a) Manual Refresh
b) Scheduled Refresh
c) On-Demand Refresh
d) AI-Powered Refresh


✅ Answer: d) AI-Powered Refresh


2️⃣ What is the main advantage of Incremental Refresh in Power BI?


a) It refreshes the entire dataset every time
b) It loads only new or changed data, reducing refresh time
c) It works only for real-time reports
d) It bypasses Power BI service limitations


✅ Answer: b) It loads only new or changed data, reducing refresh time


3️⃣ Which type of refresh directly queries the data source without storing data in Power BI?


a) Import Mode Refresh
b) DirectQuery Refresh
c) Scheduled Refresh
d) Full Load Refresh


✅ Answer: b) DirectQuery Refresh


4️⃣ What is the maximum number of scheduled refreshes per day in Power BI Pro?


a) 4
b) 8
c) 12
d) 24


✅ Answer: b) 8


5️⃣ Which Power BI feature ensures reports are always using the latest data from SQL Server Analysis Services (SSAS)?


a) DirectQuery
b) Scheduled Refresh
c) Live Connection
d) Import Mode


✅ Answer: c) Live Connection


6️⃣ What is required to configure an automatic scheduled refresh in Power BI Service?


a) Power BI Gateway (if data is on-premises)
b) SQL Server Management Studio
c) Azure Synapse Analytics
d) Microsoft Forms


✅ Answer: a) Power BI Gateway (if data is on-premises)


7️⃣ Which Power BI license is required for Incremental Refresh on large datasets?


a) Power BI Free
b) Power BI Pro
c) Power BI Premium
d) Power BI Desktop


✅ Answer: c) Power BI Premium


8️⃣ In which scenario should you use DirectQuery instead of Import Mode?


a) When you need real-time data updates
b) When data changes only once a day
c) When dataset size is very small
d) When Power BI storage is unlimited


✅ Answer: a) When you need real-time data updates


9️⃣ Which of the following factors can negatively impact refresh performance?


a) Too many calculated columns
b) High cardinality columns in DirectQuery
c) Complex Power Query transformations
d) All of the above


✅ Answer: d) All of the above


🔟 What happens if a scheduled refresh fails multiple times in Power BI Service?


a) Power BI retries automatically for 3 times
b) The dataset is deleted
c) The report gets unpublished
d) The Power BI Service disables further refresh attempts


✅ Answer: a) Power BI retries automatically for 3 times

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