399 practice questions for Microsoft Dynamics 365 Finance and Operations Apps Developer (MB-500), with full explanations.
Every question comes with the correct answer, the reasoning behind it, and a short note on why each wrong option is wrong. Work through it once with the answers, then again with the questions-only copy under exam conditions.
- 399 questions mapped to the MB-500 exam objectives
- Answers and explanations for every question, including the wrong options
- A questions-only PDF for timed practice runs
- Instant delivery by email the moment you check out
- Free monthly updates for as long as the exam is live
- Pass or your money back
An MB-500 attempt costs US$165 in the US. This pack is US$39, paid once.
Try 10 questions free before you buy.
Last updated September 2026 · 399 questions
What makes the MB-500 hard
MB-500 is the X++ exam. Microsoft’s January 2026 refresh pushed more weight into Develop and test code and rewrote the ALM, data model and data management sections, so the exam now assumes candidates work in the Unified Developer Experience, manage environments through the Power Platform admin center and the Implementation portal, and choose between TFVC and Git rather than living in Lifecycle Services alone.
Develop and test code is the biggest domain at 20 to 25%: X++ constructs and CRUD, variable scoping, inheritance, QueryBuilder, attribute classes, Chain of Command, event handlers and delegates, avoiding breaking changes, the SysOperation, workflow and SysExtensionSerializer frameworks, and unit tests with SysTest and Task recorder. AOT elements and data integration are the next two at 15 to 20% each: extending forms, tables, views, queries, maps and data entities; RESTful and SOAP consumption, custom services, Batch OData, composite and aggregate entities, change tracking, recurring data jobs, dual-write, virtual entities, business events and Key Vault.
Security and performance closes it out with XDS policies, caching, set-based versus row-based queries, Trace Parser and the Async and Sandbox frameworks. Reporting expects SSRS, Power BI, Excel and Electronic reporting, not just one of them.
About the exam
MB-500 (Microsoft Dynamics 365: Finance and Operations Apps Developer) leads to Microsoft Certified: Dynamics 365: Finance and Operations Apps Developer Associate. It covers architecture and ALM, Visual Studio and Azure DevOps tooling, AOT elements, X++ and object-oriented development with testing, reporting and workspaces, data integration and data management, and security and performance optimisation. Associate level, no prerequisites. Skills measured as of 30 January 2026.
Exam domains
- Plan the architecture and solution design: 5 to 10%
- Apply developer tools: 5 to 10%
- Design and develop AOT elements: 15 to 20%
- Develop and test code: 20 to 25%
- Implement reporting: 10 to 15%
- Integrate and manage data solutions: 15 to 20%
- Implement security and optimise performance: 10 to 15%
Passing score 700 out of 1000, US$165 in the US, priced by local currency elsewhere, online proctored or test centre, renews annually for free.
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