AI-900Domain 4: Describe Features of Natural Language Processing Workloads on AzureNLP & SpeechmediumSingle choice
Extracting people, organizations, locations, and dates from contracts is which NLP capability?
A.Sentiment analysis
Sentiment measures positive/negative opinion — not entity types.
B.Named entity recognition (NER)
Entity extraction = NER. Correct.
C.Key phrase extraction
Key phrases capture topics, not typed entities.
D.Language detection
Language detection identifies which language the text is in.
Why this answer
NER identifies and categorizes entities in text — people, orgs, places, dates, quantities. Key phrases = main topics; sentiment = opinion polarity; entity LINKING additionally resolves entities to known references.
Correct answer: B · Last reviewed 2026-02-14
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