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Numerical Tools
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10 questions
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- Q1Which of the following is NOT a basic numerical operation that can be performed in Power Query Editor?FilterRoundAppendRename30s
- Q2DAX functions primarily operate on which data types?Boolean and Date/TimeGeographic dataAll data typesNumeric and Text30s
- Q3The SUMX function iterates over a table and calculates a sum based on a specified expression. True or False?It requires a separate filter argument.trueIt only works with numeric columns.30s
- Q4What is the primary purpose of using custom number formatting in Power BI?To assign a custom name to a numerical columnTo define how many decimal places are displayedTo create complex calculations within a visualizationTo filter data based on specific value ranges30s
- Q5When working with percentages in Power BI, which DAX function would you use to convert a numeric value to a percentage?VARFORMATPERCENTILEDIVIDE30s
- Q6What is the advantage of using the AVERAGEX function over the simple AVERAGE function in Power BI?It handles missing values differentlyIt provides a rolling average calculationIt can be used with text data typesIt allows for conditional averaging based on another column30s
- Q7Measures in Power BI are typically created using:DAX formulasCustom visualsQuick InsightsCalculated columns30s
- Q8Which of the following DAX functions is used to find the minimum value within a specific date range?CALCULATEDATESBETWEENFILTERMIN30s
- Q9What does the EARLIER function do in DAX?It defines a running total calculationIt returns the value from a previous iteration of a calculated columnIt allows for comparisons between current and previous year dataIt resets any filters applied in the current calculation context30s
- Q10When displaying large numerical values in a Power BI report, it's recommended to:Apply a thousand separator with commasLeave them in raw formatUse scientific notationAll of the above30s