MB-920 Practice Question: Describe the core capabilities of the finance and operations apps
This MB-920 practice question tests your understanding of describe the core capabilities of the finance and operations apps. 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.
Refer to the exhibit. A purchase order line shows a LineDiscount of 10.0 and LineAmount of 225.00. If the discount is applied as a percentage, what is the correct interpretation?
The line discount is applied after line amount calculation
Why wrong: Line amount is calculated after discount, so discount is applied before line amount.
B
The line discount is a 10% discount on the line total
10% discount on line total of $250 gives $25 discount, resulting in $225.
C
The line discount is a flat $10.00 reduction
Why wrong: If flat, line amount would be 250-10=240, not 225.
D
The line discount is 10% of the unit price
Why wrong: 10% of unit price would be $2.50 discount per unit, total discount $25, line amount $225; but unit price is $25, so 10% of unit price is $2.50, but the field stores the percentage, not amount.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The line discount is a 10% discount on the line total
Option B is correct because the LineDiscount of 10.0 is interpreted as a percentage (10%) when the discount method is set to percentage. This means the line discount is calculated as 10% of the line total, resulting in a LineAmount of 225.00 after the discount is applied. In Dynamics 365 Finance and Operations, the LineDiscount field stores the discount value, and its interpretation depends on the discount method selected on the purchase order line.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
The line discount is applied after line amount calculation
Why it's wrong here
Line amount is calculated after discount, so discount is applied before line amount.
✓
The line discount is a 10% discount on the line total
Why this is correct
10% discount on line total of $250 gives $25 discount, resulting in $225.
Related concept
Read the scenario before looking for a memorised answer.
✗
The line discount is a flat $10.00 reduction
Why it's wrong here
If flat, line amount would be 250-10=240, not 225.
✗
The line discount is 10% of the unit price
Why it's wrong here
10% of unit price would be $2.50 discount per unit, total discount $25, line amount $225; but unit price is $25, so 10% of unit price is $2.50, but the field stores the percentage, not amount.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse the LineDiscount field's numeric value with a flat amount, failing to recognize that the discount method (percentage vs. amount) determines how the value is interpreted, leading them to incorrectly select Option C.
Detailed technical explanation
How to think about this question
In Dynamics 365 Finance and Operations, the purchase order line discount is determined by the 'Discount percentage' field in the line details, which stores the percentage value. The LineAmount is calculated as (Quantity × Unit Price) minus the discount, and the system stores the resulting net amount. A real-world scenario is when a vendor offers a tiered discount structure; the system correctly applies the percentage to the line total, not the unit price, ensuring accurate procurement cost tracking.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
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.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Describe the core capabilities of the finance and operations apps — This question tests Describe the core capabilities of the finance and operations apps — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The line discount is a 10% discount on the line total — Option B is correct because the LineDiscount of 10.0 is interpreted as a percentage (10%) when the discount method is set to percentage. This means the line discount is calculated as 10% of the line total, resulting in a LineAmount of 225.00 after the discount is applied. In Dynamics 365 Finance and Operations, the LineDiscount field stores the discount value, and its interpretation depends on the discount method selected on the purchase order line.
What should I do if I get this MB-920 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Question Discussion
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