🔧 Hands-On Projects — Practice

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In MCP, what does `server.tool()` register?

Build a Complete MCP Server · Easy

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What transport did our todo-mcp server use?

Build a Complete MCP Server · Medium

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What is `server.resource()` used for?

Build a Complete MCP Server · Medium

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The agent loop repeats which sequence?

Build an AI Agent with Tool Calling · Easy

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Why do tool results go back into the message history?

Build an AI Agent with Tool Calling · Medium

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What does `isError: true` in a tool response signal to the client?

Deploy MCP in Production · Easy

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Why should secrets be in `env` and not in `args` in MCP config?

Deploy MCP in Production · Medium

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When you connect 3 MCP servers to one client, how does the model see them?

Deploy MCP in Production · Hard

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