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. Examine the command output carefully: the correct answer depends on what the output actually shows, not on general recall alone. 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.
Exhibit
Refer to the exhibit.
```kusto
// KQL query for Dynamics 365 Finance - Audit log analysis
AuditLogs
| where TimeGenerated > ago(7d)
| where OperationName == "VendorInvoicePost"
| summarize Count = count() by UserPrincipalName
| top 5 by Count desc
```
Refer to the exhibit. An auditor runs this Kusto query in Microsoft Sentinel connected to Dynamics 365 Finance. What is the purpose of this query?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Find the top 5 users who posted the most vendor invoices in the past week
The Kusto query filters audit log entries for vendor invoice posting events (event ID 1050) from the past 7 days, groups them by user, counts the number of postings per user, and sorts descending to show the top 5 users. This directly identifies the users who posted the most vendor invoices in the past week, making option D correct.
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.
✗
Compare invoice posting rates between current and previous week
Why it's wrong here
The query only looks at the past 7 days.
✗
List all vendor invoices posted by system accounts
Why it's wrong here
The query does not filter by system accounts.
✗
Identify users who have failed to post vendor invoices
Why it's wrong here
The query does not filter by failure.
✓
Find the top 5 users who posted the most vendor invoices in the past week
Why this is correct
The query counts VendorInvoicePost operations per user and returns top 5.
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 the count of successful postings (event ID 1050) with failed postings or system account activity, leading them to select options B or C instead of recognizing the query's focus on top users by posting volume.
Detailed technical explanation
How to think about this question
In Microsoft Sentinel, the `AuditLogs` table captures Dynamics 365 Finance audit events, where event ID 1050 corresponds to 'Vendor invoice posting'. The `summarize` operator with `count()` aggregates events per user, and `top 5 by count_` returns the highest counts. This query is commonly used for monitoring user activity and detecting anomalies in posting volumes, such as potential fraud or process bottlenecks.
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: Find the top 5 users who posted the most vendor invoices in the past week — The Kusto query filters audit log entries for vendor invoice posting events (event ID 1050) from the past 7 days, groups them by user, counts the number of postings per user, and sorts descending to show the top 5 users. This directly identifies the users who posted the most vendor invoices in the past week, making option D correct.
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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