The Microsoft PL-400 exam, also known as Microsoft Power Platform Developer, belongs to the Microsoft Power Platform certification track. It is designed for developers who build solutions, extend apps, and customize the platform using Microsoft Power Platform services. This exam matters because it validates practical skills that help professionals deliver business-ready applications and integrations. Passing PL-400 shows that you can design and implement secure, efficient, and scalable Power Platform solutions.
| # | Exam Topics | Sub-Topics | Approximate Weightage (%) |
|---|---|---|---|
| 1 | Create a technical design | Solution architecture, component planning, security and governance, data model mapping | 15 |
| 2 | Extend the user experience | Custom pages, form enhancements, command bar actions, user interface behavior | 15 |
| 3 | Extend the platform | Custom connectors, plug-ins, Power Automate extensions, Dataverse customization | 20 |
| 4 | Develop Integrations | API integration, authentication, data exchange, external service connectivity | 15 |
| 5 | Build Power Platform solutions | Solution packaging, environment management, deployment, ALM practices | 20 |
| 6 | Implement Power Apps improvements | Performance tuning, app optimization, troubleshooting, feature enhancements | 15 |
The PL-400 exam tests more than theory. Candidates must show hands-on knowledge of Power Platform development, solution design, integrations, and app enhancement. It measures how well you can apply practical skills to real business scenarios, solve platform challenges, and build reliable solutions under exam conditions.
QA4Exam.com offers Exam PDF content with actual questions and answers, along with an Online Practice Test for the Microsoft PL-400 exam. These study materials help you understand the exam pattern, review verified answers, and prepare with content that reflects the real exam style.
The practice test gives you a real exam simulation, so you can build confidence before test day. Up-to-date questions help you stay aligned with current exam coverage, while time management practice improves your speed and accuracy. With both formats, you can study smarter and aim to pass the Microsoft PL-400 exam on your first attempt.
The PL-400 exam is for developers who work with Microsoft Power Platform and want to validate their ability to build, extend, and integrate solutions.
It can be challenging because it tests practical knowledge, solution design, and development skills across multiple Power Platform areas.
Braindumps alone are not enough for most candidates. You should combine practice questions with hands-on experience and review of the exam topics.
Yes, hands-on experience is highly recommended because the exam focuses on applying knowledge to real development and integration scenarios.
They can be very effective when used properly because they provide actual questions and answers, exam simulation, and verified practice to strengthen preparation for a first attempt pass.
QA4Exam.com provides an Exam PDF and an Online Practice Test, giving you flexible ways to study and test your knowledge.
Yes, the online practice test helps you practice pacing so you can answer questions more efficiently during the real exam.
A company uses Common Data Service rollup fields to calculate insurance exposure and risk profiles for customers.
Users report that the system does not update values for the rollup fields when new insurance policies are written.
You need to recalculate the value of the rollup fields immediately after a policy is created.
What should you do?
You need to create the model driven app for accounts designated as referrals.
What should you add to the app?
When the account is entered into the system, extra fields must appear if the referral customer box is selected. If the box is not selected, the extra fields must not appear.
Note: By combining conditions and actions, you can do any of the following with business rules:
Set column values
Clear column values
Set column requirement levels
Show or hide columns
Enable or disable columns
Validate data and show error messages
Create business recommendations based on business intelligence.
https://docs.microsoft.com/en-us/powerapps/maker/data-platform/data-platform-create-business-rule
An organization uses a public-facing Power Apps portal.
You need to change the layout of a specific web page.
What are two possible ways to achieve the goal? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.
A: The Portal Management app lets you do advanced configuration actions on your portal.
Open the Portal Management app.
Go to Portals > Web Pages.
To edit an existing web page, select the web page name.
Enter appropriate values in the fields.
Select Save & Close.
D: To use the WYSIWYG editor:
Edit the portal to open it in Power Apps portals Studio.
Select the page on which you want to add the component.
Select an editable element on the canvas.
https://docs.microsoft.com/en-us/powerapps/maker/portals/configure/web-page
https://docs.microsoft.com/en-us/powerapps/maker/portals/compose-page
https://docs.microsoft.com/en-us/powerapps/maker/portals/compose-page
You are creating a model-driven app. You create JavaScript code to display a message when a record is saved. You need to configure the associated JavaScript web resource name when adding the event handler to the form. Which field should you use?
You need to reduce the number of Azure consumption API calls for User2.
Which markup segment should you use?
A)

B)

C)

D)

Scenario: User2 reports that Azure consumption for API calls has increased significantly to 100 calls per minute in the last month.
Example:
In the following example, the rate limit of 10 calls per 60 seconds is keyed by the caller IP address. After each
policy execution, the remaining calls allowed in the time period are stored in the variable remainingCallsPerIP.
<inbound>
<base />
<rate-limit-by-key calls='10'
renewal-period='60'
increment-condition='@(context.Response.StatusCode == 200)'
counter-key='@(context.Request.IpAddress)'
remaining-calls-variable-name='remainingCallsPerIP'/>
</inbound>
<outbound>
<base />
</outbound>
Note: The rate-limit-by-key policy prevents API usage spikes on a per key basis by limiting the call rate to a
specified number per a specified time period. The key can have an arbitrary string value and is typically
provided using a policy expression. Optional increment condition can be added to specify which requests
should be counted towards the limit. When this call rate is exceeded, the caller receives a 429 Too Many
Requests response status code.
Incorrect Answers:
A: With renewal-period='30' 200 calls/minute would be allowed.
B: This would increase the calls/minute limit to 1000.
https://docs.microsoft.com/en-us/azure/api-management/api-management-access-restriction-policies
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