AWS Certified Cloud Practitioner — Question 802

Which AWS service is designed to help users build conversational interfaces into applications using voice and text?

Answer options

• A. Amazon Lex
• B. Amazon Transcribe
• C. Amazon Comprehend
• D. Amazon Timestream

Correct answer: A

Explanation

Amazon Lex is the AWS service specifically designed for building conversational interfaces (chatbots) using voice and text. Amazon Transcribe is used for converting speech to text, Amazon Comprehend is for natural language processing and text analysis, and Amazon Timestream is a time-series database service, making Amazon Lex the correct choice.