Microsoft Power BI Data Analyst (PL-300 ) Exam Questions and Answers – Set 5 Leave a Comment / By Ramesh Banjade / March 27, 2025 Welcome to your Microsoft Power BI Data Analyst (PL-300 ) Exam Questions and Answers – Set 5 Which of the following actions can help optimize a large Power BI dataset? Converting unnecessary columns into measures Keeping all historical data in the model Using text-based keys instead of numeric keys Loading all columns from the source None None What is the best way to handle blank or null values in Power Query? Convert them to text format Replace them with a predefined value Delete the rows containing null values Merge them with another column None Name Email Country Time's upTime is Up! Please follow and like us: