Which AWS service is often used as a 'fulfillment' engine for Lex, performing the actual logic like searching a database or booking an appointment?

Direct Answer (Verified)Reviewed by Sunny (Senior Cloud Engineer)

Correct Answer: AWS Lambda

Lex can trigger a Lambda function to process the user's intent and provide a response....

📋Part of AWS Certified Cloud Practitioner (CLF-C02) · AWS Certification Practice
Real Exam ScenarioAmazon Lex

Which AWS service is often used as a 'fulfillment' engine for Lex, performing the actual logic like searching a database or booking an appointment?

✓ Correct Answer & ExplanationAmazon Lex

Correct Answer

AWS Lambda

Why This Answer Is Correct

Lex can trigger a Lambda function to process the user's intent and provide a response.

📚 What This Question Tests

This question evaluates your knowledge of Amazon Lex — a core concept tested in AWS Certified Cloud Practitioner (CLF-C02). Understanding Amazon Lex is essential for designing scalable, secure, and cost-effective cloud architectures. Mastery of this topic will help you answer scenario-based questions confidently on exam day.

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More Amazon Lex Practice Questions

You are building a customer support chatbot that needs to understand natural language intent (e.g., 'book a flight'). Which service provides Natural Language Understanding (NLU) capabilities?

Which AWS service is used to build conversational interfaces (chatbots) using voice and text?

In Amazon Lex, what is an 'Intent'?

In Amazon Lex, what is a 'Slot'?

Which Amazon Lex feature allows you to design and build chatbots using a visual drag-and-drop canvas?

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