Microsoft Azure AI Fundamentals — Question 147

An app that analyzes social media posts to identify their tone is an example of which type of natural language processing (NLP) workload?

Answer options

• A. sentiment analysis
• B. speech recognition
• C. key phrase extraction
• D. entity recognition

Correct answer: A

Explanation

The correct answer is A, sentiment analysis, as it specifically focuses on determining the emotional tone of text. Options B, C, and D refer to different NLP tasks: speech recognition involves converting spoken language into text, key phrase extraction identifies important phrases in text, and entity recognition detects and classifies entities in the text.