Claude Certified Developer – Foundations: Independent Exam Prep

Justin Thompson
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Audio study lessons for developers building with Claude and reviewing the Claude Certified Developer – Foundations exam objectives. Learn tokens, context, API requests, tools, streaming, testing and reliable application code through original workplace scenarios and practice questions. Start with episode one. Created and hosted by Justin Thompson. Independent Exam Prep; no Anthropic affiliation or endorsement. Personal views only; no employer affiliation or endorsement. This series does not provide an official credential or guarantee an exam result.

  1. 6h ago

    Layered Guardrails, Hooks and Safe Deployment: Ep. 24

    Finish the series by connecting model guidance, authorization, hooks, isolation and evidence-based release decisions. Work through original Maple Room scenarios and a cumulative teach-back covering context, tool contracts, identity, approval and uncertain outcomes. Independent exam preparation, not endorsed by Anthropic. Source links: https://code.claude.com/docs/en/security https://code.claude.com/docs/en/hooks https://code.claude.com/docs/en/hooks-guide https://code.claude.com/docs/en/agent-sdk/permissions https://code.claude.com/docs/en/sandboxing https://code.claude.com/docs/en/agent-sdk/secure-deployment https://platform.claude.com/docs/en/test-and-evaluate/develop-tests

  2. 6h ago

    Injection, Data Boundaries, Identity and Secrets: Ep. 23

    Why external content is not authority, authentication is not blanket permission, and secrets are capabilities. Follow Noor at fictional Maple Room through an injected repair document, cross-building access controls, MCP token boundaries, and a leaked credential. Includes three original practice questions with explained answers. Independent exam preparation, not endorsed by Anthropic; no actual exam items or pass guarantee. Source links: https://platform.claude.com/docs/en/test-and-evaluate/strengthen-guardrails/mitigate-jailbreaks https://platform.claude.com/docs/en/managed-agents/secure-deployment-risks https://cheatsheetseries.owasp.org/cheatsheets/LLM_Prompt_Injection_Prevention_Cheat_Sheet.html https://cheatsheetseries.owasp.org/cheatsheets/Authorization_Cheat_Sheet.html https://cheatsheetseries.owasp.org/cheatsheets/Insecure_Direct_Object_Reference_Prevention_Cheat_Sheet.html https://modelcontextprotocol.io/specification/2025-11-25/basic/authorization https://modelcontextprotocol.io/specification/2026-07-28/basic/authorization/security-considerations https://cheatsheetseries.owasp.org/cheatsheets/Secrets_Management_Cheat_Sheet.html

  3. 6h ago

    Debugging, Traces and Recovery Decisions: Ep. 22

    Use trace evidence to isolate integration, model-output, and display failures, then choose recovery without blind retries or duplicate actions. Follow an original Maple Room repair case through API-version changes, rate and spend limits, streaming errors, and an uncertain ticket request. Includes three original practice questions with explained answers. Independent exam preparation, not endorsed by Anthropic; no actual exam items or pass guarantee. Source links: https://platform.claude.com/docs/en/api/errors https://platform.claude.com/docs/en/api/rate-limits https://platform.claude.com/docs/en/api/migration-2026-10-21 https://code.claude.com/docs/en/monitoring-usage https://opentelemetry.io/docs/concepts/signals/traces/ https://opentelemetry.io/docs/concepts/signals/logs/ https://opentelemetry.io/docs/concepts/signals/metrics/

  4. Oct 24

    Claude Code Components, Sessions and Modes: Ep. 21

    Choose Claude Code components, inspect loaded project guidance, resume sessions carefully, and distinguish output modes from permission and isolation controls. Independent exam preparation, not endorsed by Anthropic; original questions, no actual exam items or pass guarantee. Source links: https://code.claude.com/docs/en/features-overview https://code.claude.com/docs/en/skills https://code.claude.com/docs/en/memory https://code.claude.com/docs/en/sessions https://code.claude.com/docs/en/permission-modes https://code.claude.com/docs/en/permissions https://code.claude.com/docs/en/headless https://code.claude.com/docs/en/settings Personal views only; no employer affiliation or endorsement.

  5. Oct 24

    Choosing Built-in Tools, Custom Tools, Skills or MCP: Ep. 20

    Build Maple Room's handover workflow by matching existing operations, a custom repair integration, reusable Skill guidance, an MCP connection, and optional plugin packaging. Learn why these components can compose, how execution and permissions differ by surface, and which maintenance responsibilities each introduces. Independent exam preparation, not endorsed by Anthropic; original questions, no actual exam items or pass guarantee. Source links: https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview https://code.claude.com/docs/en/agent-sdk/overview https://code.claude.com/docs/en/agent-sdk/custom-tools https://platform.claude.com/docs/en/agents-and-tools/agent-skills/overview https://code.claude.com/docs/en/skills https://code.claude.com/docs/en/agent-sdk/skills https://code.claude.com/docs/en/plugins https://modelcontextprotocol.io/specification/2026-07-28 Personal views only; no employer affiliation or endorsement.

  6. Oct 24

    MCP Servers, Resources, Prompts and Transports: Ep. 19

    A compact MCP lesson: identify host, client, and server; distinguish resources, prompts, and tools; select compatible protocol and transport behavior; and test clear errors and denied access. Current2026-07-28 request semantics are explicitly separated from older initialization-based revisions. Independent exam preparation, not endorsed by Anthropic; original questions, no actual exam items or pass guarantee. Source links: https://modelcontextprotocol.io/specification/2026-07-28 https://modelcontextprotocol.io/specification/2026-07-28/server/tools https://modelcontextprotocol.io/specification/2026-07-28/server/resources https://modelcontextprotocol.io/specification/2026-07-28/basic/versioning https://modelcontextprotocol.io/specification/2026-07-28/basic/transports https://modelcontextprotocol.io/specification/2026-07-28/basic/transports/stdio https://modelcontextprotocol.io/specification/2026-07-28/basic/transports/streamable-http Personal views only; no employer affiliation or endorsement.

  7. Oct 24

    Tool Schemas, Dispatch, Errors and Approvals: Ep. 18

    Follow a proposed repair-note operation through schema design, registered dispatch, business validation, access checks, approval, execution, and matched results. Original questions cover forbidden but well-formed inputs, parallel lookup results, and recovery after a write timeout. Independent exam preparation, not endorsed by Anthropic; original questions, no actual exam items or pass guarantee. Source links: https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview https://platform.claude.com/docs/en/agents-and-tools/tool-use/define-tools https://platform.claude.com/docs/en/agents-and-tools/tool-use/strict-tool-use https://platform.claude.com/docs/en/agents-and-tools/tool-use/handle-tool-calls https://platform.claude.com/docs/en/agents-and-tools/tool-use/parallel-tool-use https://code.claude.com/docs/en/agent-sdk/user-input https://code.claude.com/docs/en/agent-sdk/permissions https://aws.amazon.com/builders-library/making-retries-safe-with-idempotent-APIs/ Personal views only; no employer affiliation or endorsement.

  8. Oct 24

    Constructing Agents and Choosing Deployment Ownership: Ep. 17

    Compare a custom Messages API loop, a process-operated Claude Agent SDK harness, and Claude Managed Agents. Follow Maple Room through execution ownership, conversation and working state, self-hosted tool sandboxes, hooks, and recovery after an uncertain write. Includes original retrieval questions and an ownership teach-back. Independent exam preparation, not endorsed by Anthropic; original questions, no actual exam items or pass guarantee. Source links: https://code.claude.com/docs/en/agent-sdk/overview https://code.claude.com/docs/en/agent-sdk/agent-loop https://code.claude.com/docs/en/agent-sdk/hosting https://code.claude.com/docs/en/agent-sdk/sessions https://code.claude.com/docs/en/agent-sdk/hooks https://code.claude.com/docs/en/agent-sdk/permissions https://platform.claude.com/docs/en/managed-agents/overview https://platform.claude.com/docs/en/managed-agents/self-hosted-sandboxes https://aws.amazon.com/builders-library/making-retries-safe-with-idempotent-APIs/ Personal views only; no employer affiliation or endorsement.

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Audio study lessons for developers building with Claude and reviewing the Claude Certified Developer – Foundations exam objectives. Learn tokens, context, API requests, tools, streaming, testing and reliable application code through original workplace scenarios and practice questions. Start with episode one. Created and hosted by Justin Thompson. Independent Exam Prep; no Anthropic affiliation or endorsement. Personal views only; no employer affiliation or endorsement. This series does not provide an official credential or guarantee an exam result.

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