Microsoft MB-400 Exam Information and Actual Questions

  • Exam Code/Number: MB-400
  • Exam Name/Title: Microsoft PowerApps + Dynamics 365 Developer
  • Certification Provider: Microsoft
  • Corresponding Certification: Microsoft Certified: Power Apps + Dynamics 365 Developer Associate
  • Exam Questions: 65
  • Updated On: Jul 24, 2026

MB-400
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Microsoft
MB-400 Exam
Microsoft PowerApps + Dynamics 365 Developer

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This exam has been stopped to register, new exam code replace: PL-400

Microsoft MB-400 Exam Overview:

Certification Vendor:Microsoft
Exam Name:Microsoft Power Apps + Dynamics 365 Developer
Exam Number:MB-400
Passing Score:700 out of 1000
Exam Price:$165 USD
Exam Duration:120 minutes
Certificate Validity Period:2 years
Available Languages:English
Exam Format:Multiple choice, Multiple response, Case studies, Scenario-based
Real Exam Qty:40-60
Related Certifications:Microsoft Certified: Power Platform Developer Associate (PL-400)
Recommended Training:Microsoft official learning paths
Exam Registration:Register via Pearson VUE
Register via Microsoft Learn
Sample Questions:Microsoft MB-400 Sample Questions
Exam Way:Online proctored or onsite at Pearson VUE test centers
Pre Condition:Recommended: MB-200 certification or equivalent experience; strong knowledge of C#, JavaScript, TypeScript, HTML, .NET, REST APIs, and Azure
Official Syllabus URL:https://learn.microsoft.com/en-us/credentials/certifications/exams/mb-400/

Introduction to MB-400: Microsoft Power Apps + Dynamics 365 Developer Exam

Candidates for MB-400 Exam are ought to prove fundamental knowledge and skills of Power Apps model-driven apps in Dynamics 365, including in-depth understanding of customization, configuration, integration, and extensibility, as well as boundaries and constraints. Before taking this exam, exam aspirants are expected to have a solid fundamental information of the concepts shared in preparation guide as well.

It is suggested that professionals accustomed to the ideas and also the technologies represented here by taking relevant training courses. Candidates are expected to have some hands-on experience with key responsibilities such as DevOps practices for Power Apps model-driven apps in Dynamics 365. After passing this exam, candidates get a certificate from Microsoft that helps them to demonstrate their proficiency in process automation, data conversions such as storing and reporting on DATA, to their clients and employers.

How to book the MB-400: Microsoft Power Apps + Dynamics 365 Developer Exam

These are following steps for registering the MB-400: Microsoft Power Apps + Dynamics 365 Developer exam.

  • Step 1: Visit to Microsoft Learning and search for MB-400: Microsoft Power Apps + Dynamics 365 Developer.
  • Step 2: Sign up/Login to Pearson VUE account
  • Step 3: Select local centre based on your country, date, time and confirm with a payment method.

Microsoft MB-400 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Publish An Event By Using The Plug-In Registration Tool
  • Create And Configure Business Process Flows
Topic 2
  • Extend The User Experience
  • Package, Deploy, And Consume The Component
  • Configure Visualizations
Topic 3
  • Configure Custom Connectors For Powerapps And Flow
  • Implement The Component Interfaces
  • Implement Entities And Fields
Topic 4
  • Use Web Api Device Capabilities And Other Component Framework Services
  • Design Authentication And Authorization Strategy
Topic 5
  • Create Or Update Security Roles And Field-Level Security Profiles
  • Troubleshoot Operational Security Issues
Topic 6
  • Design Command Button Triggers, Rules, And Actions
  • Interact With Data And Processes Using The Web Api
Topic 7
  • Determine Whether Requirements Can Be Met With Out-Of-The-Box Functionality
  • Validate Requirements And Design Technical Architecture
Topic 8
  • Configure Actions To Use Cds Connectors
  • Use The Web Api From Client Scripting
  • Configure Common Data Service (Cds)
Topic 9
  • Determine When To Use Serverless Computing Vs. Plug-Ins
  • Configure Security To Support Development
Topic 10
  • Create An Azure Event Listener Application
  • Create Javascript Or Typescript Code
  • Create A Technical Design
Topic 11
  • Apply Business Logic Using Client Scripting
  • Configure Business Process Automation
Topic 12
  • Create And Configure Business Rules
  • Create And Configure Powerapps
  • Create A Command Button Function
Topic 13
  • Import And Export Solutions
  • Configure A Model-Driven App
  • Create Model-Driven Apps
Topic 14
  • Create A Powerapps Component Framework (Pcf) Component
  • Register Custom Assemblies By Using The Plug-In Registration Tool
Topic 15
  • Perform Entity Metadata Operations With The Web Api
  • Configure And Use Entity Change Tracking

Reference: https://docs.microsoft.com/en-us/learn/certifications/exams/mb-400?wt.mc_id=learningredirect_certs-web-wwl

Who should take the MB-400: Microsoft Power Apps + Dynamics 365 Developer Exam

The MB-400 Exam certification is an internationally-recognized certification which help to have validation for those professionals who are knowledgeable in configuring CDS;creating a technical design; create and configure Power Apps; configure business process automation. Candidates for this exam should be familiar development experience that includes JavaScript, TypeScript, C#, HTML, .NET, Microsoft Azure, Office 365, RESTful Web Services, ASP.NET, and PowerBI. It is good for these candidates:

  • Developers


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