Certifications exist to prove what a resume claims. The Microsoft CRM Extending MS CRM 1.2 with .NET is Microsoft's proof, and CertkingdomPDF prepares you with MB2-228 practice questions built by IT trainers with years of field experience, current for 2026.
Microsoft MB2-228 Exam Overview:
| Certification Vendor: | Microsoft |
|---|---|
| Exam Name: | Microsoft CRM Extending MS CRM 1.2 with .NET |
| Exam Number: | MB2-228 |
| Exam Price: | USD 165 |
| Certificate Validity Period: | Retired, no longer active |
| Exam Format: | Case studies, Multiple-choice, Scenario-based |
| Passing Score: | 700 / 1000 |
| Real Exam Qty: | 125-150 |
| Exam Duration: | 120 minutes |
| Related Certifications: | MB2-185 Microsoft CRM Customization v1.2 MB2-184 Microsoft CRM Installation and Configuration v1.2 MB2-186 Microsoft CRM Applications Professional v1.1 |
| Available Languages: | English |
| Recommended Training: | Microsoft CRM 1.2 SDK Documentation |
| Exam Registration: | Microsoft Learning (retired) |
| Sample Questions: | ![]() |
| Exam Way: | Previously available via Microsoft Certified testing centers (retired) |
| Pre Condition: | No mandatory prerequisites; recommended experience with Microsoft CRM 1.2 and .NET development |
| Official Syllabus URL: | https://learn.microsoft.com/en-us/previous-versions/microsoft-crm/mb2-228 |
Microsoft MB2-228 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Customization of UI and Business Logic | 20% | - Plugins and custom workflow components - Event handling and scripting - Custom forms, views and navigation |
| Topic 2: Extending with .NET Framework | 25% | - Working with Web Services - Managed code development - Using CRM SDK and APIs |
| Topic 3: Integration and Deployment | 15% | - Performance and security considerations - Integrating with external systems - Deployment and maintenance of extensions |
| Topic 4: Microsoft CRM 1.2 Architecture | 20% | - Security model and authentication - Platform and component overview - Deployment and server structure |
| Topic 5: Custom Entities, Fields and Data Model | 20% | - Creating and modifying entities - Attribute and relationship design - Data validation and business rules |
Microsoft MB2-228 Exam — Questions and Answers
The official fee is USD 165 per attempt, and the passing score is 700 / 1000. A failed attempt means paying the entire fee again — which makes the 150 practice questions from CertkingdomPDF the cheaper rehearsal. Self-test until the pass mark feels routine, then book.
Your files arrive fast: successful payment triggers an automatic email within a minute, with instant download access and no installation limits — our 24/7 customer assistance handles anything still missing after 2 hours. And failure isn't the end: take the corresponding MB2-228 exam within 60 days of purchase, and if you don't pass, submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam for a full refund processed within 7 days. Exclusions: exams within 3 days of purchase, name mismatches between candidate and payer, and free or expired products. You can also choose to change to two other equal-value exam products free instead of the refund.
The Microsoft CRM Extending MS CRM 1.2 with .NET blueprint spans 5 domains — among them Integration and Deployment (15%), Custom Entities, Fields and Data Model (20%), Extending with .NET Framework (25%). Weightings are the vendor's way of saying where points concentrate, so budget your time accordingly. The full outline above details every subtopic.
Yes — download the free trial before you buy and check the question quality yourself. Purchases include 365 days of free updates, and if your update period expires later, renew it at half price.
Yes:
Courses teach; questions test. After finishing any training, run the MB2-228 practice questions from CertkingdomPDF to verify what actually stuck.
No mandatory prerequisites; recommended experience with Microsoft CRM 1.2 and .NET development Since vendors revise eligibility rules, confirm the current requirements on the official exam page (official MB2-228 exam page) before registering.
Registration goes through the vendor's official channels:
The exam runs Previously available via Microsoft Certified testing centers (retired), so choose the arrangement that suits you when booking.
The Microsoft CRM Extending MS CRM 1.2 with .NET is Microsoft's official exam for the Microsoft Business Solutions Specialist certification, at the Specialist level. It tests real professional knowledge and experience — that's why it's considered difficult, and why the credential means something. It also connects to related credentials like MB2-184 Microsoft CRM Installation and Configuration v1.2, MB2-185 Microsoft CRM Customization v1.2, MB2-186 Microsoft CRM Applications Professional v1.1.
You'll get 120 minutes for 125-150 questions. Lack of time sinks more candidates than lack of knowledge — so build your pacing now: set a per-question budget, practice flagging hard items, and run full timed sessions in the CertkingdomPDF engine until the clock feels like an ally.





