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Guided by A Guide to Cloud
Explore AB-900 AI-901
PL-400

Power Platform Developer
Associate

The professional developer certification for Microsoft Power Platform. Plug-ins, PCF components, custom connectors, client scripting, and integration patterns — explained with real code and developer scenarios.

📖

Study Guide

26 interactive modules

All 5 Domain 1 modules (Technical Design) + the Plug-in Pipeline module + 10 practice questions. No account needed.

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✍️

Practice Exam

200 exam-style questions

Study mode with explanations + timed exam simulation. 10 free questions.

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26

Modules

200

Questions

6

Domains

Free

Domain 1 included

📝 Sample Question

A developer registers a Pre-operation plug-in on the Update message. The plug-in reads a field value from the Target entity, but the field is not present even though it exists on the record. Why?

A. The plug-in does not have permission to read the field
B. The Target entity on Update only contains fields that were actually changed — use a Pre Image for unchanged fields ✓
C. Pre-operation plug-ins cannot access the Target entity

📊 What you'll cover

Create a Technical Design (Free) 5 modules
Build Power Platform Solutions 3 modules
Implement Power Apps Improvements 2 modules
Extend the User Experience 4 modules
Extend the Platform 9 modules
Develop Integrations 3 modules

What you'll learn

🔌

Plug-ins & Custom APIs

Write C# plug-ins for the Dataverse event pipeline. Custom APIs, business events, Pre/Post Images, and the Organisation Service.

🧩

PCF & Client Scripting

Build TypeScript/React code components and JavaScript form scripts. Lifecycle methods, manifests, Device API, and the Client API.

🔗

Connectors & Integrations

Create custom connectors with OpenAPI, OAuth, and policy templates. Integrate with Azure Functions, Service Bus, and Event Hub.

⚡

Cloud Flows & ALM

Advanced Power Automate with expressions, error handling, and child flows. CI/CD pipelines, solution layering, and environment management.

Full Curriculum

26 interactive modules across 6 exam domains

1

Create a Technical Design

5 modules

Free

Analyse solution architecture, design security strategies, choose the right components and integration patterns. The architect mindset every Power Platform developer needs.

  1. 1Solution Architecture
  2. 2Security by Design
  3. 3Designing UX Components
  4. 4Designing Platform Extensions
  5. 5Integration Blueprints
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2

Build Power Platform Solutions

3 modules

Premium

Set up development environments, master ALM with managed and unmanaged solutions, and automate deployments with Power Platform Pipelines and CI/CD Build Tools.

  1. 1Environment Setup
  2. 2Solutions & Layers: ALM
  3. 3CI/CD Pipelines
Preview Domain
3

Implement Power Apps Improvements

2 modules

Premium

Write advanced Power Fx formulas, build reusable component libraries, and optimise app performance with delegation-aware queries and debugging tools.

  1. 1Advanced Power Fx & Components
  2. 2Troubleshoot & Optimise Apps
Preview Domain
4

Extend the User Experience

4 modules

Premium

Build JavaScript client scripts for model-driven forms, customise commands and buttons, and create PCF code components with TypeScript and React.

  1. 1Client Scripting: Form Events
  2. 2Commands & Navigation
  3. 3PCF: Build & Lifecycle
  4. 4PCF: Package & Deploy
Preview Domain
5

Extend the Platform

9 modules

Premium

The exam's biggest domain (30-35%). Dataverse plug-ins in C#, custom connectors, platform APIs, Azure Functions, and advanced cloud flows — with real code examples.

  1. 1Plug-in Pipeline
  2. 2Writing Plug-ins
  3. 3Custom APIs & Events
  4. 4Connectors: OpenAPI
  5. 5Connectors: Advanced
  6. 6Dataverse APIs
  7. 7Azure Functions
  8. 8Cloud Flows: Triggers
  9. 9Cloud Flows: Security
Preview Domain
6

Develop Integrations

3 modules

Premium

Publish Dataverse events to webhooks, Service Bus, and Event Hub. Implement data synchronisation with change tracking, alternate keys, and UpsertRequest.

  1. 1Publishing Events
  2. 2Service Endpoints
  3. 3Data Sync: Change Tracking & Upsert
Preview Domain

Practice Exam Lab

200 original questions — two study modes

📖

Study Mode

Learn as you go

  • ✓ See explanation after each question
  • ✓ "Why wrong" for every option
  • ✓ Real-world context & exam tips
  • ✓ Microsoft Learn links
⏱️

Exam Mode

Simulate the real thing

  • ✓ 120 minutes timed session
  • ✓ Randomised question order
  • ✓ Score breakdown by domain
  • ✓ Pass/fail against 700 / 1000
1

Create a Technical Design

30 questions · Exam weight: 10-15%

6 Free

8

Easy

15

Medium

7

Hard

Every question includes a scenario, detailed explanation, and a link to Microsoft Learn.

Try Free Questions →
2

Build Power Platform Solutions

25 questions · Exam weight: 10-15%

0 Free

7

Easy

12

Medium

6

Hard

Every question includes a scenario, detailed explanation, and a link to Microsoft Learn.

Preview Questions
3

Implement Power Apps Improvements

25 questions · Exam weight: 10-15%

0 Free

6

Easy

13

Medium

6

Hard

Every question includes a scenario, detailed explanation, and a link to Microsoft Learn.

Preview Questions
4

Extend the User Experience

25 questions · Exam weight: 10-15%

0 Free

6

Easy

13

Medium

6

Hard

Every question includes a scenario, detailed explanation, and a link to Microsoft Learn.

Preview Questions
5

Extend the Platform

65 questions · Exam weight: 30-35%

4 Free

16

Easy

33

Medium

16

Hard

Every question includes a scenario, detailed explanation, and a link to Microsoft Learn.

Preview Questions
6

Develop Integrations

30 questions · Exam weight: 10-15%

0 Free

7

Easy

16

Medium

7

Hard

Every question includes a scenario, detailed explanation, and a link to Microsoft Learn.

Preview Questions

🎁 Free tier: 10 questions. No account needed.

Choose your path

Start free. Upgrade when you're ready.

Practice Exam

$14

one-time purchase

  • ✓ 200 exam-style questions
  • ✓ Study mode + Exam mode
  • ✓ Detailed explanations

Study Guide

$19

one-time purchase

  • ✓ 26 interactive modules
  • ✓ Flashcards & ELI5
  • ✓ Progress tracking
Recommended

Complete Bundle

$29

save $4

  • ✓ Everything in both
  • ★ Best value

🎁 Free tier: All 5 Domain 1 modules (Technical Design) + the Plug-in Pipeline module + 10 practice questions. No account needed. No account needed.

About the PL-400 Exam

Exam code
PL-400
Duration
120 minutes
Passing score
700 / 1000
Question types
MCQ, multi-select, case studies
Cost
$165 USD

Exam Domains & Weights

D1: Create a Technical Design (10-15%)
D2: Build Power Platform Solutions (10-15%)
D3: Implement Power Apps Improvements (10-15%)
D4: Extend the User Experience (10-15%)
D5: Extend the Platform (30-35%)
D6: Develop Integrations (10-15%)
View on Microsoft Learn →

Frequently Asked Questions

What is PL-400?
PL-400 is the Microsoft Power Platform Developer Associate certification — an intermediate exam for developers who build custom solutions using C#, JavaScript, TypeScript, and Power Fx on Power Platform.
Do I need coding experience?
Yes. PL-400 is a developer exam. You need experience with C# (for plug-ins), JavaScript (for client scripting), TypeScript (for PCF), and familiarity with REST APIs, OAuth, and Azure services.
Which domain is most important?
Domain 5 (Extend the Platform) is 30-35% of the exam — by far the largest. It covers plug-ins, custom connectors, APIs, Azure Functions, and cloud flows. Our course dedicates 9 modules to it.
What's in the free tier?
Five Domain 1 modules (Technical Design) plus the Plug-in Pipeline module — 6 modules total, plus 10 practice questions. No account needed.
Is this a one-time purchase?
Yes. Pay once, access forever. No subscription or recurring fees.
Can I study on my phone?
Yes — every module is optimised for 10-minute mobile study sessions with code examples that scroll horizontally.

Ready to start?

Try the free tier. Upgrade when you're ready to pass.

Start Free → Try Practice Quiz

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