Designing and Building Integrated AI Agent Solutions in Copilot Studio AB-620 Exam Questions with Experts Answers Updated Recently

Policy questions → Delegate to a knowledge-focused agent; Metric requirements → Delegate to a data-access agent; Transaction requirements → Delegate to a tools-first agent.

Comprehensive and Detailed Explanation From Microsoft AB-620 Study Guide: The architecture should separate responsibilities according to the kind of work each specialist performs. Policy and procedure questions depend on retrieval from curated, indexed content and therefore belong with a knowledge-focused agent. Operational measures such as backlog, SLA exposure, and parts shortages require governed, current business data; a data-access specialist, represented in this case by the Fabric Data Agent, is the correct destination. Creating a parts request or changing a service-case status is different from answering a question: it is an authenticated transaction and should be delegated to a tools-first agent that can invoke approved MCP operations. Putting all three responsibilities into one agent would increase the number of competing tools and knowledge sources, weaken routing precision, and duplicate logic already owned by specialist teams. The selected pattern also matches Fabrikam ' s requirement that capabilities evolve independently. Clear names, descriptions, inputs, and outputs remain essential because generative orchestration uses that metadata to decide which connected agent to invoke. This division gives the primary agent a coordination role while each specialist retains its own knowledge, privileges, release lifecycle, and audit boundary. Study Guide alignment: Integrate and extend agents in Copilot Studio > Configure multi-agent collaboration from Copilot Studio > Design multi-agent solutions in Copilot Studio.

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Comprehensive and Detailed Explanation From Microsoft AB-620 Study Guide: Fabrikam needs both reusable prompt behavior and explicit model governance. A reusable custom prompt template provides the stable summarization instructions, expected structure, and input/output contract that can be applied wherever summarization is required. Within that prompt ' s configuration, selecting the approved model from the Microsoft Foundry model catalog controls which model generates the output. These are separate controls: the template governs the task, while the model selection satisfies the approved-model requirement. Publishing only deploys the configuration already selected; it does not automatically choose or enforce an approved model. Citations are valuable for grounded policy answers but do not determine the model used for summarization. Azure AI Search is the retrieval system for indexed enterprise policy content and is not required merely to apply a long-form summarization template. The prompt should be tested with representative transcripts for completeness, classification accuracy, output schema, safety, and latency. Where Fabrikam already uses a connected Foundry agent for this specialist function, the prompt and model settings should remain owned by that component rather than being duplicated in the primary agent. Study Guide alignment: Integrate and extend agents in Copilot Studio > Integrate agents with Azure > Configure custom prompts to use the Foundry model catalog.

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Authenticated governed access → Select service-principal authentication; Required curated vector index → Enter the Azure AI Search index name; Correct Azure AI Search service instance → Provide the Azure AI Search endpoint URL.

Comprehensive and Detailed Explanation From Microsoft AB-620 Study Guide: An Azure AI Search connection needs three distinct pieces of configuration. The endpoint identifies the search-service instance that hosts Fabrikam ' s indexed documents. The index name then selects the specific vector index containing the curated policies and procedures. Authentication determines how Copilot Studio is authorized to query that service. Because the scenario requires governed application access rather than a maker ' s personal identity, the service-principal option is the appropriate selection from the choices provided. Enabling citations is useful after retrieval is configured, but it does not establish the service connection or select an index. Microsoft recommends creating Azure AI Search through the supported data-source connection experience rather than manually assembling an unsupported endpoint/key combination. Administrators should grant the service principal only the permissions needed for query operations, protect its credentials, and maintain separate configuration per environment. Testing should confirm that the intended index—not another index in the same service—is queried, that unauthorized content is excluded, and that policy responses cite material that actually supports the generated guidance. Study Guide alignment: Integrate and extend agents in Copilot Studio > Connect to enterprise knowledge sources > Connect to Azure AI Search.

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