Pick a domain to practise, or take a full mixed exam. Each set is exam-style with instant scoring, a per-task-statement breakdown, and an explanation for every answer. Pass mark: 72%. Free — no signup.
Domain 1 — Agents and Workflows
Tool-use loop mechanics, stop_reason semantics, workflow-vs-agent design, orchestration, memory and context strategies
45 questions · weight —
Start Domain 2 — Applications and Integration
Accelerators, requirements capture, systems lifecycle, deployment platforms, versioning, and trust boundaries across components
45 questions · weight —
Start Domain 3 — Claude Code
Permission modes, configuration hierarchy, CLAUDE.md, hooks, subagents, and skills vs plugins
45 questions · weight —
Start Domain 4 — Eval, Testing, and Debugging
Eval design principles, grading methods, LLM-as-judge calibration, the four testing levels, tracing, and retriable-vs-terminal failure handling
45 questions · weight —
Start Domain 5 — Model Selection and Optimization
Tokens, the shared context window, sampling and non-determinism, the Claude model family, reasoning modes, and choosing SDK vs REST vs Batch
45 questions · weight —
Start Domain 6 — Prompt and Context Engineering
The four prompting techniques, system prompts, XML tags, few-shot examples, output constraints and structured output, extended thinking, tool description design, and multimodal input
45 questions · weight —
Start Domain 7 — Security and Safety
Prompt injection and defense in depth, trust boundaries and least privilege, structural (code-enforced) security, and ZDR/HIPAA/compliance
45 questions · weight —
Start Domain 8 — Tools and MCPs
MCP primitives (tools, resources, prompts), transport options, scope and configuration, and enterprise integration patterns for auth, modernization, and code review
45 questions · weight —
Start Developer Mock — Set 2
A second mixed exam-style set spanning all 8 domains
55 questions · weight Mixed
Start