Exam MCD-Level-1 Topic 3 Question 191 Discussion

Actual exam question for MuleSoft's MCD-Level-1 exam
Question #: 191
Topic #: 3
Refer to the exhibits.
A web client sends a GET request to the HTTP Listener.
What response message is returned to the web client?

Suggested Answer: B Vote an answer

1. Set Payload "Start"
2. 'Is Balnk String' Creates an Error object with #[error.description] ="String is not blank"
3. Default Error Handler catches and Propagates error
4. 'On Error Propogate' is 'RED IN RED OUT'. It Returns Status Code : 500 & #[error.description]
-------------------------------------------------------------------------------------------------------------------------- Correct answer is String is not blank. Because validation component will throw an error as payload is not blank.
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by mihai.ciobanu at Feb 28, 2026, 10:28 AM

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mihai.ciobanu
2026-02-28 10:29:08
Selected Answer: D
it is explained in comments
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