- A
Replace the Power Apps app with a Power Automate flow that technicians trigger via email to submit and update records.
Why wrong: This removes the mobile app and does not solve the security issue; email submission is less secure and less functional.
- B
Configure each technician's individual user account with a basic user role in Dataverse, and remove the service account.
Why wrong: Basic user roles may still allow reading all records; they do not restrict by region or prevent delete, and they don't enforce row-level security.
- C
Implement row-level security in Dataverse to restrict technicians to their own records and region, assign appropriate role-based access (create, read, update, no delete), and use individual user accounts.
Row-level security combined with RBAC allows granular permissions per record, following least privilege while maintaining usability.
- D
Create a separate Power Apps app for each region, each with its own service account that has restricted permissions to that region's data.
Why wrong: This approach is not scalable and still uses service accounts; it does not implement least privilege for individual technicians.
Quick Answer
The correct approach is to implement row-level security in Dataverse to restrict technicians to their own records and region, assign appropriate role-based access (create, read, update, no delete), and use individual user accounts. This solution applies the principle of least privilege by replacing the single over-privileged service account with granular permissions, ensuring each technician can only interact with their assigned work orders while being explicitly denied delete rights. On the PL-900 exam, this scenario tests your understanding of how Dataverse row-level security works alongside role-based security to prevent data breaches in Power Apps, often appearing as a case study where a shared account creates a vulnerability. A common trap is choosing a solution that still relies on a shared account or fails to restrict cross-region access. Remember the mnemonic “R-U-L-E” for row-level security: Restrict records, Use individual accounts, Limit permissions, Enforce no delete.
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. 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.
A global manufacturing company uses Microsoft Power Platform to manage its equipment maintenance processes. The company has over 10,000 maintenance technicians worldwide who use a Power Apps mobile app to report equipment issues and log repairs. The app connects to a common data service (Dataverse) that stores all maintenance records. Recently, the company experienced a data breach where a malicious user exploited a vulnerability in the app to access and delete maintenance records from multiple high-value machines. The security team traced the issue to the app's permissions model: the app was using a single service account with elevated privileges to perform all data operations. The company now wants to redesign the app's security to follow the principle of least privilege while maintaining usability for technicians. The technicians need to view their assigned work orders, create new issue reports, and update the status of their own repairs, but they should not be able to delete records or access records from other regions. Which approach should the company take?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue:
"least"Why it matters: You want the option with minimum overhead, fewest steps, or lowest impact — not the most feature-rich or comprehensive answer.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Implement row-level security in Dataverse to restrict technicians to their own records and region, assign appropriate role-based access (create, read, update, no delete), and use individual user accounts.
Option C is correct because it applies the principle of least privilege by using individual user accounts with Dataverse role-based security and row-level security (RLS). This ensures each technician can only create, read, and update their own assigned records within their region, while explicitly denying delete permissions. This approach eliminates the shared, over-privileged service account and enforces granular data isolation.
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.
- ✗
Replace the Power Apps app with a Power Automate flow that technicians trigger via email to submit and update records.
Why it's wrong here
This removes the mobile app and does not solve the security issue; email submission is less secure and less functional.
- ✗
Configure each technician's individual user account with a basic user role in Dataverse, and remove the service account.
Why it's wrong here
Basic user roles may still allow reading all records; they do not restrict by region or prevent delete, and they don't enforce row-level security.
- ✓
Implement row-level security in Dataverse to restrict technicians to their own records and region, assign appropriate role-based access (create, read, update, no delete), and use individual user accounts.
Why this is correct
Row-level security combined with RBAC allows granular permissions per record, following least privilege while maintaining usability.
Clue confirmation
The clue word "least" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Create a separate Power Apps app for each region, each with its own service account that has restricted permissions to that region's data.
Why it's wrong here
This approach is not scalable and still uses service accounts; it does not implement least privilege for individual technicians.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates may think creating separate apps or using basic roles is sufficient, but they overlook the need for both row-level security and individual user accounts to enforce least privilege and data isolation across regions.
Detailed technical explanation
How to think about this question
Dataverse row-level security (RLS) uses team-based or owner-based access rules to filter which rows a user can see or modify, enforced at the database query level. Combined with role-based security that assigns specific privilege depths (e.g., User, Business Unit, Parent: Child), this allows precise control over CRUD operations without custom code. In a real-world scenario, a technician's user account would be added to a team scoped to their region, and RLS would restrict work orders to those owned by or assigned to that technician.
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 company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.
What to study next
Got this wrong? Here's your next step.
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FAQ
Questions learners often ask
What does this PL-900 question test?
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: Implement row-level security in Dataverse to restrict technicians to their own records and region, assign appropriate role-based access (create, read, update, no delete), and use individual user accounts. — Option C is correct because it applies the principle of least privilege by using individual user accounts with Dataverse role-based security and row-level security (RLS). This ensures each technician can only create, read, and update their own assigned records within their region, while explicitly denying delete permissions. This approach eliminates the shared, over-privileged service account and enforces granular data isolation.
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: "least". You want the option with minimum overhead, fewest steps, or lowest impact — not the most feature-rich or comprehensive answer.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 11, 2026
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