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🇺🇸 · 31 min read

CCA-F Deep Dive: Mastering Prompt Engineering and Structured Output (Domain 4)

Domain 4 accounts for 20% of the CCA-F exam and tests your ability to engineer reliable prompts and extract structured data. This guide covers tool_choice modes, JSON schema output, few-shot prompting, XML extraction, and the 6 most common exam traps.

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CCA-F Deep Dive: Mastering Prompt Engineering and Structured Output (Domain 4)

Domain 4: Prompt Engineering & Structured Output carries 20% of the CCA-F exam -- making it the third-largest domain and the one candidates most frequently underestimate. It is tempting to treat prompt engineering as intuition: just ask clearly, and Claude will respond well. The exam shatters that assumption. It tests whether you know the difference between prompting for JSON and …

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