AI-900 Question 229
Select 2A company wants to analyze customer feedback from emails and social media posts to extract key phrases and identify the sentiment of the text. Which Azure tools or services can be used to implement this NLP workload?
- A
Azure Cognitive Services - Text Analytics
- B
Azure Machine Learning Designer
- C
Azure Bot Service
- D
Azure Cognitive Search
- E
Azure Cognitive Services - Translator
Show answer and explanation
Correct answers: A, D
Explanation
To analyze customer feedback for key phrase extraction and sentiment analysis, Azure Cognitive Services - Text Analytics is the most appropriate choice as it provides pre-built NLP features for these tasks. Additionally, Azure Cognitive Search can enhance this process by indexing and analyzing text data using its built-in NLP capabilities. Other tools like Azure Machine Learning Designer or Azure Bot Service are not directly tailored to this specific workload.
- A. Correct.
Azure Cognitive Services - Text Analytics is specifically designed for NLP tasks such as key phrase extraction, sentiment analysis, language detection, and named entity recognition. It is the most suitable tool for this scenario.
- B. Incorrect.
Azure Machine Learning Designer is a tool for building and training machine learning models. While it can be used for custom NLP models, it is not an out-of-the-box solution for tasks like key phrase extraction or sentiment analysis.
- C. Incorrect.
Azure Bot Service is used to create conversational AI applications like chatbots. It is not designed to handle NLP workloads such as key phrase extraction or sentiment analysis.
- D. Correct.
Azure Cognitive Search includes built-in NLP capabilities, such as text analysis and sentiment scoring, which can be used to process customer feedback. It complements other NLP tools like Text Analytics.
- E. Incorrect.
Azure Cognitive Services - Translator is specialized for text translation and language detection. While it is an NLP service, it does not address key phrase extraction or sentiment analysis.