RELATED and RELATEDTABLE in DAX are essential functions for working with relationships in Power BI. RELATED fetches values from another table in a one-to-many relationship, while RELATEDTABLE returns a table of related rows. These functions help in creating calculated columns and measures that leverage model relationships effectively.
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Which relationship type is required for RELATED() to work?
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Question 4 of 15
4. Question
Which DAX function is best for retrieving a single lookup value from a dimension table into a fact table?
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Question 5 of 15
5. Question
Which DAX function is best for retrieving all matching detail rows for the current row context?
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Question 6 of 15
6. Question
If you are in a Product table and want to fetch its Category from the Category table, which function will you use?
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Question 7 of 15
7. Question
If you are in a Customer table and want to get all their Orders, which function will you use?
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Question 8 of 15
8. Question
Which of the following is a valid syntax for RELATEDTABLE?
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Question 9 of 15
9. Question
Can RELATED() be used in a measure?
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Question 10 of 15
10. Question
What will happen if there is no relationship between two tables and you use RELATED()?
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Question 11 of 15
11. Question
What will happen if there is no relationship between two tables and you use RELATEDTABLE()?
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Question 12 of 15
12. Question
Which function is more suitable for aggregation over related data?
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Question 13 of 15
13. Question
In a one-to-many relationship, RELATED() is usually called from:
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Question 14 of 15
14. Question
In a one-to-many relationship, RELATEDTABLE() is usually called from:
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Question 15 of 15
15. Question
Which of the following scenarios best demonstrates RELATEDTABLE?
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Summary
These RELATED and RELATEDTABLE DAX MCQs explain how to retrieve single values and related rows using Power BI relationships. Mastering these functions improves your data modeling, enabling dynamic lookups and aggregations across related tables.
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