This MB-910 practice question tests your understanding of describe dynamics 365 customer insights. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A data analyst needs to create a measure in Dynamics 365 Customer Insights - Data that calculates the total revenue per customer from the past 90 days. They have a 'Sales' entity with fields: CustomerID, Revenue, and TransactionDate. Which type of measure should they create?
Calculated measure
Calculated measures allow custom aggregations like SUM over a time filter.
Entity measure
Why wrong: Entity measures are not a standard type; the correct term is calculated measure.
Dimension measure
Why wrong: Dimension measure is not a standard measure type in Customer Insights - Data.
Attribute measure
Why wrong: Attribute measures map a field directly without aggregation.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Calculated measure
A calculated measure in Dynamics 365 Customer Insights - Data is used to perform aggregations (like SUM, COUNT, AVG) over a specified time window, such as the past 90 days, using fields from a single entity. Since the requirement is to sum Revenue per CustomerID filtered by TransactionDate within a rolling 90-day period, a calculated measure is the correct type because it allows defining a measure with a time-based filter and aggregation logic directly on the 'Sales' entity.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Calculated measure
Why this is correct
Calculated measures allow custom aggregations like SUM over a time filter.
Related concept
Read the scenario before looking for a memorised answer.
Entity measure
Why it's wrong here
Entity measures are not a standard type; the correct term is calculated measure.
Dimension measure
Why it's wrong here
Dimension measure is not a standard measure type in Customer Insights - Data.
Attribute measure
Why it's wrong here
Attribute measures map a field directly without aggregation.
Common exam traps
The trap here is that candidates confuse 'calculated measure' with 'entity measure' because both involve aggregation, but entity measures require a relationship between entities (e.g., a join), whereas a calculated measure works on a single entity with a filter.
Detailed technical explanation
Under the hood, a calculated measure in Customer Insights - Data is built using the Power Query M language or a simplified measure editor, where you define a filter expression (e.g., 'TransactionDate >= Date.AddDays(DateTime.LocalNow(), -90)') and an aggregation (e.g., 'SUM(Revenue)') grouped by CustomerID. This measure is then materialized as a column in the unified customer profile, enabling real-time updates when new transactions are ingested. A subtle behavior is that calculated measures respect the data refresh schedule, so the 90-day window is based on the last refresh time, not the exact query time, which can affect near-real-time scenarios.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
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FAQ
Describe Dynamics 365 Customer Insights — This question tests Describe Dynamics 365 Customer Insights — Read the scenario before looking for a memorised answer..
The correct answer is: Calculated measure — A calculated measure in Dynamics 365 Customer Insights - Data is used to perform aggregations (like SUM, COUNT, AVG) over a specified time window, such as the past 90 days, using fields from a single entity. Since the requirement is to sum Revenue per CustomerID filtered by TransactionDate within a rolling 90-day period, a calculated measure is the correct type because it allows defining a measure with a time-based filter and aggregation logic directly on the 'Sales' entity.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 24, 2026
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