easyMultiple Choice
Generative AI Leader Practice Question: Which Google Cloud AI service is specifically…
Which Google Cloud AI service is specifically designed for extracting structured data from scanned documents, such as invoices and receipts?
⚠ Common exam trap
Watch out — candidates often confuse Vision AI’s general OCR capability with Document AI’s specialized document understanding, overlooking that Vision AI cannot natively extract structured fields like line items or totals without extensive custom coding.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Document AI
Document AI is the correct answer because it is purpose-built for understanding and extracting structured data from unstructured documents like invoices, receipts, and forms. It uses specialized processors (e.g., the Invoice Parser or Expense Parser) that combine optical character recognition (OCR) with natural language understanding and machine learning models trained on document layouts, enabling it to output structured fields such as vendor name, total amount, and line items.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Document AI
Why this is correct
Document AI applies specialised parsers and OCR models purpose-built for scanned invoices and receipts, returning structured fields rather than raw text. This directly satisfies the stem's constraint of extracting structured data from scanned documents, unlike general-purpose vision or language services that lack invoice-specific schema extraction.
- ✗
Natural Language AI
Why it's wrong here
Natural Language AI analyses syntax, sentiment and entities in text already extracted; it does not read scanned images or emit invoice fields. Document AI handles OCR plus schema extraction. Natural Language AI would be correct for classifying or entity-tagging a text corpus, not scanned receipts.
- ✗
Translation AI
Why it's wrong here
Translation AI converts text between languages and performs no document parsing or field extraction. Document AI is the service that OCRs scanned invoices into structured key-value pairs. Translation AI would be the correct pick when the requirement is localising text, not extracting invoice data.
- ✗
Vision AI
Why it's wrong here
Vision AI performs image classification, object detection and OCR, but returns unstructured text rather than parsed invoice fields. Document AI is purpose-built for that extraction. Vision AI would be the right choice for labelling photos or reading text from an image, not for structured receipt parsing.
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