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Difficulty: MediumAWS Machine Learning Services

A real estate agency wants to add an interactive virtual assistant to its property portal. The assistant must understand natural language text inputs from users to answer FAQs about property listings and help users book appointments for property viewings. Which AWS service should the agency use to build this conversational chatbot?

  1. A
    Amazon Transcribe
  2. B
    Amazon Comprehend
  3. Amazon LexAnswer
  4. D
    Amazon Polly

Answer

Amazon Lex
Amazon Lex is the correct service because it provides natural language understanding and automatic speech recognition to build conversational interfaces (chatbots) that can understand user intent and execute tasks like booking appointments.

Step-by-Step Solution

1
Identify the core requirement of the scenario.
The requirement is to build an interactive virtual assistant (chatbot) that understands natural language text inputs to answer questions and book appointments.
Clarifying the specific business need allows selection of the appropriate specialized AWS machine learning service.
2
Evaluate the capabilities of the available AWS machine learning services.
Amazon Lex is designed specifically for building conversational interfaces using voice and text, whereas other options perform tasks like text-to-speech (Amazon Polly), speech-to-text (Amazon Transcribe), or text analysis (Amazon Comprehend).
Selecting the service that natively supports dialog management and intent recognition is required to meet the objective.

Key Concept

AWS Machine Learning Services for conversational interfaces
Estimated Time:1m 0s
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Topics

AWS Machine Learning Services

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