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Users only use the date portion of the TransactionDate value when performing data analysis. You need to minimize the model size without affecting the analysis. Which two actions should you perform? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.
Correct Answer: A,C
Import-model reduction should remove unused data, lower avoidable cardinality, or aggregate only to the required analytical grain. The selected change preserves every field, row, and precision requirement stated in the question. The required outcome is to minimize the model size without affecting the analysis. The verified answers are A (Change the data type of the TransactionDate column to Date); C (Remove the PostDate column). The relevant current PL-300 study-guide bullet is " Improve performance by identifying and removing unnecessary rows and columns " . A proposed optimization is invalid if it drops required columns, removes needed transaction detail, or lowers numeric precision contrary to the scenario. Microsoft Learn reference: https://learn.microsoft.com/en-us/power-bi/guidance/import-modeling-data- reduction | PL-300 objective: " Improve performance by identifying and removing unnecessary rows and columns " | Study guide: https://learn.microsoft.com/en-us/credentials/certifications/resources/study-guides /pl-300