Exam PL-300 topic 9 question 2 discussion

Actual exam question from Microsoft's PL-300

Question #: 2
Topic #: 9

HOTSPOT -
You need to create a measure that will return the percentage of late orders.
How should you complete the DAX expression? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
Hot Area:

Show Suggested Answer

Suggested Answer:

Box 1: CALCULATE -
CALCULATE evaluates an expression in a modified filter context.
Syntax: CALCULATE(<expression>[, <filter1> [, <filter2> [, ג€¦]]]) expression - The expression to be evaluated. filter1, filter2,.. - (Optional) Boolean expressions or table expressions that defines filters, or filter modifier functions.
Incorrect:
* COUNTX - Counts the number of rows that contain a non-blank value or an expression that evaluates to a non-blank value, when evaluating an expression over a table.
* CALCULATETABLE evaluates a table expression in a modified filter context.
Syntax: CALCULATETABLE(<expression>[, <filter1> [, <filter2> [, ג€¦]]])
Expression - The table expression to be evaluated.

Box 2: FILTER -
FILTER returns a table that represents a subset of another table or expression.
Syntax: FILTER(<table>,<filter>)
Box 3: Orders[ShippedDate] > Orders[RequiredDate]
Northwind Traders defines late orders as those shipped after the required shipping date.
Reference:
https://docs.microsoft.com/en-us/dax/calculate-function-dax
https://docs.microsoft.com/en-us/dax/filter-function-dax

by fred92 at Oct. 25, 2022, 8:29 a.m.