MB-920 Describe shared Dynamics 365 ERP features Practice Question
This MB-920 practice question tests your understanding of describe shared dynamics 365 erp features. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. 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.
The exhibit shows an XML request to create a sales order via the Dynamics 365 Finance data service. The request fails with an error 'Customer account not found'. What is the most likely cause?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "most likely"
Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The CustomerAccount value is incorrect or missing
The error 'Customer account not found' indicates that the value provided in the <CustomerAccount> element of the XML request does not match any existing customer record in Dynamics 365 Finance. The data service validates the customer account against the CustTable before creating the sales order, so an incorrect or missing CustomerAccount value directly triggers this error.
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 quantity exceeds inventory
Why it's wrong here
Would cause stock error, not customer.
✗
The action URL is incorrect
Why it's wrong here
Does not cause 'customer not found'.
✗
The XML is malformed
Why it's wrong here
XML appears well-formed.
✓
The CustomerAccount value is incorrect or missing
Why this is correct
Leads to 'not found' error.
Clue confirmation
The clue word "most likely" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates may confuse a data validation error (like missing customer) with a structural or connectivity error (like malformed XML or wrong URL), but the specific error message directly points to a data mismatch in the request payload.
Detailed technical explanation
How to think about this question
Dynamics 365 Finance data service endpoints use OData v4 and perform entity validation against the database before processing the request. The CustomerAccount field is a foreign key to the CustTable, and the service executes a lookup to ensure the account exists; if not, it returns a 400 Bad Request with the specific error message. This validation occurs before any inventory or pricing checks, making the CustomerAccount value a prerequisite for order creation.
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 shared Dynamics 365 ERP features — This question tests Describe shared Dynamics 365 ERP features — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The CustomerAccount value is incorrect or missing — The error 'Customer account not found' indicates that the value provided in the <CustomerAccount> element of the XML request does not match any existing customer record in Dynamics 365 Finance. The data service validates the customer account against the CustTable before creating the sales order, so an incorrect or missing CustomerAccount value directly triggers this error.
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.
Are there clue words in this question I should notice?
Yes — watch for: "most likely". Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
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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