Power BI - Data Cleaning with Power QueryIf you unpivot columns 'Q1', 'Q2', and 'Q3' in a sales table, what will the new columns be named by default?A'Q' and 'Amount'B'Quarter' and 'Sales'C'Attribute' and 'Value'D'Category' and 'Total'Check Answer
Step-by-Step SolutionSolution:Step 1: Recall default column names after unpivotPower Query names the new columns 'Attribute' for original column names and 'Value' for their data.Step 2: Check other optionsOther names like 'Quarter' or 'Sales' are not default; they require manual renaming.Final Answer:'Attribute' and 'Value' -> Option CQuick Check:Default unpivot columns = Attribute and Value [OK]Quick Trick: Default unpivot columns are 'Attribute' and 'Value' [OK]Common Mistakes:Assuming custom names appear automaticallyConfusing unpivot with rename stepExpecting original column names to stay
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