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PL-300 Microsoft Power BI Data Analyst Exam Actual Questions

388 Questions120 Minutes70% Passing Score▣ Updated: Sep 2026

Question 100 of 388

Single answer
You open a query in Power Query Editor.You need to identify the percentage of empty values in each column as quickly as possible.Which Data Preview option should you select?
AShow whitespaceB.Column profileC.Column distributionD.Column quality
BAdditional option
Correct Answer: A

Show whitespaceB.Column profileC.Column distributionD.Column quality

Explanation

The correct answer is highlighted above. Review the wording carefully, then use the next question to continue building your understanding of Microsoft certification topics.

About this practice exam

Review 388 Microsoft questions with answers and explanations. Use the navigation to move through the exam at your own pace.