Microsoft Agentic AI (AB-100) Exam Questions 2026
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The AB-100 exam, officially titled Exam AB-100: Agentic AI Business Solutions Architect, is a high-level certification released by Microsoft in early 2026. It is part of the new “AB-series” (AI Business) certifications, which focus on the architectural side of autonomous systems and multi-agent orchestration.
Certification Overview
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Certification Earned: Microsoft Certified: Agentic AI Business Solutions Architect.
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Level: Expert / Advanced.
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Release Date: Launched in Beta late 2025; reached General Availability (GA) in January 2026.
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Prerequisite: To earn the final certification, you must pass AB-100 and hold at least one active Associate-level certification (e.g., Azure AI Engineer, Power Platform Developer, or Dynamics 365 Consultant).
Skills Measured
The exam focuses on the “Agentic-first” approach—designing systems where AI doesn’t just answer questions but proactively executes workflows.
| Domain | Weighting | Key Focus Areas |
| Plan AI Solutions | 25–30% | Envisioning AI strategies, ROI analysis, and mapping business processes to agentic workflows. |
| Design AI Solutions | 25–30% | Designing multi-agent orchestration, choosing between LLMs/SLMs, and defining grounding strategies. |
| Deploy AI Solutions | 40–45% | Implementing security/governance, monitoring agent telemetry, and managing Lifecycle (ALM). |
Key Technical Themes for 2026
If you are sitting for this exam now, you should be deeply familiar with these specific technologies:
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Microsoft Copilot Studio: Building autonomous agents and extending them with custom “topics” and “actions.”
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Azure AI Foundry: Using the latest orchestration tools and “Foundry Models” to ground agents in enterprise data.
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Emerging Protocols: You will likely see questions on the Model Context Protocol (MCP) and Agent2Agent (A2A) communication standards.
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Responsible AI: A significant portion of the exam covers “Guardrails,” “Prompt Injection” defense, and ensuring agents stay within business-defined constraints.
Exam Mechanics
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Duration: 100 minutes
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Passing Score: 700.
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Format: Case studies, multiple choice, and potentially interactive “drag-and-drop” architectural design questions.
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Study Resource: The official Course AB-100: Architecting agentic AI business solutions is the recommended training path
Overview of the exam : https://learn.microsoft.com/en-us/credentials/certifications/agentic-ai-business-solutions-architect/?practice-assessment-type=certification
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