The answer is that the flow is configured to trigger on file creation in the root of the document library, not the 'Pending' folder. This is because Power Automate’s “When a file is created” trigger defaults to monitoring the top-level library unless you explicitly set the folder path to the specific subfolder; without that path, any file uploaded to a subfolder like 'Pending' is invisible to the trigger. On the PL-900 exam, this tests your understanding of trigger scoping—a common trap is assuming the trigger automatically watches all subfolders, when in fact you must manually narrow the scope. If you ever face a Power Automate flow not triggering on a SharePoint folder, always check the trigger’s folder path first. Memory tip: “Root is mute for the subfolder route”—the trigger only listens where you point it.
PL-900 Practice Question: Describe the business value of Microsoft Power Platform
This PL-900 practice question tests your understanding of describe the business value of microsoft power platform. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. 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 Power Automate cloud flow is configured to move files in a SharePoint document library based on approval status. The flow triggers when a file is created in the 'Pending' folder. However, when a file is uploaded to the 'Pending' folder, the flow does not trigger. 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 flow is configured to trigger on file creation in the root of the document library, not the 'Pending' folder
The most likely cause is that the flow trigger is configured to monitor the root of the SharePoint document library rather than the specific 'Pending' folder. Power Automate's 'When a file is created' trigger requires explicit folder path selection; if the trigger is set to the library root, it will not fire for files created in subfolders unless the trigger is configured with the folder path pointing to 'Pending'. This is a common misconfiguration when the trigger scope is not narrowed to the intended folder.
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 flow is configured to trigger on file creation in the root of the document library, not the 'Pending' folder
Why this is correct
The trigger might not be scoped to the folder if the folder path is not correctly specified or if the trigger uses a different scope.
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.
✗
The condition expression is incorrect, causing the flow to fail silently
Why it's wrong here
The condition is only evaluated after the trigger and approval; the flow does not trigger at all.
✗
The flow uses a 'When a file is created' trigger, but the file is being modified, not created
Why it's wrong here
The scenario describes file creation, so the trigger is appropriate.
✗
The flow requires a Power Automate per user plan
Why it's wrong here
This trigger is available with Office 365 licenses and does not require a per user plan.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates mistakenly think the 'When a file is created' trigger automatically monitors all subfolders, when in fact it only monitors the exact folder path specified in the trigger configuration.
Trap categories for this question
Scenario analysis trap
The scenario describes file creation, so the trigger is appropriate.
Detailed technical explanation
How to think about this question
Under the hood, the SharePoint connector uses webhook subscriptions to monitor file events; when the trigger is set to the root, the subscription is registered on the root folder's event endpoint, and subfolder events are not forwarded unless the trigger explicitly includes the subfolder path. In real-world scenarios, this often occurs when users copy a flow template that was originally configured for a root library and forget to update the folder parameter to match their specific subfolder structure, leading to silent trigger failures.
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 business value of Microsoft Power Platform — This question tests Describe the business value of Microsoft Power Platform — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The flow is configured to trigger on file creation in the root of the document library, not the 'Pending' folder — The most likely cause is that the flow trigger is configured to monitor the root of the SharePoint document library rather than the specific 'Pending' folder. Power Automate's 'When a file is created' trigger requires explicit folder path selection; if the trigger is set to the library root, it will not fire for files created in subfolders unless the trigger is configured with the folder path pointing to 'Pending'. This is a common misconfiguration when the trigger scope is not narrowed to the intended folder.
What should I do if I get this PL-900 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.
About these practice questions
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Variation 1. You are reviewing a Power Automate flow definition. The flow should send an email when a new invoice file is added to a SharePoint folder. However, the flow is not triggering. What is the most likely cause?
medium
✓ A.The folder path '/documents/invoices' is incorrect or the flow lacks permissions.
B.The email action uses an incorrect dynamic expression.
C.The flow needs a 'Get file content' action before sending email.
D.The SharePoint trigger requires a 'When a file is created or modified' trigger instead.
Why A: The most likely cause is that the folder path '/documents/invoices' is incorrect or the flow lacks permissions. Power Automate triggers for SharePoint require exact folder paths and appropriate access rights to monitor file additions. If the path is misspelled, uses a relative path instead of a server-relative path, or the service account does not have read permissions on the folder, the trigger will not fire.
Last reviewed: Jun 24, 2026
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This PL-900 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PL-900 exam.
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