Discuss Salesforce Salesforce Certified MuleSoft Developer (Mule-Dev-201) Exam Topic 11 Question 37

Refer to the exhibits.

The Validation component in the private flow throws an error. What response message is returned to a client request to the main flow's HTTP Listener?

AError - private flow

BError - main flow

CSuccess - main flow

DValidation Error

Suggested Answer: B

Error in validation component will get processed by Processer level On Error Propagate block and then error will be rethrown which will get processed by flow level error handler which will set payload to 'Error- main flow'. Hence correct answer is Error - main flow

1) Request is received by HTTP listener

2) Try scope gets executed

3) The validator component in the Try scope creates an Error Object because the payload is not null.

4) The On Error Propagate handles the error. The payload is set to ''Error -- Try scope''

6) ''Error -- Try scope'' is returned to the 'On Error Continue' block. Main flow execution stops. Payload is set to 'Error - main flow'

7) ''Error - main flow'' is returned to the requestor in the body of the HTTP request. HTTP Status Code: 200

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Reference Diagram though not exactly same, conditions are similar. They will help you answer any new question on error handling in real exam:

https://docs.mulesoft.com/mule-runtime/4.3/on-error-scope-concept#on-error-continue

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30 comments · newest first

Aileen 7 months ago

I agree with Pa. Validation errors are common.

Pa 7 months ago

I feel like D) is the best choice. Clear message.

Aliza 7 months ago

B) Error - main flow could be misleading. Not sure.

Nilsa 7 months ago

I’m leaning towards A) Error - private flow. It’s more specific.

Tien 7 months ago

I think it's D) Validation Error. Makes sense.

Marsha 8 months ago

The main flow won't return success if there's a validation issue.

Billi 8 months ago

Wait, is that really how it works? Sounds odd!

Alecia 8 months ago

Nah, I disagree, it could be "Validation Error."

Brunilda 9 months ago

I think it should be "Error - private flow."

Maryln 9 months ago

It's definitely an error from the private flow.

Carla 9 months ago

D) Validation Error is the way to go. Gotta love those clear error messages!

Florinda 9 months ago

Haha, I bet the person who chose C) is the same one who thinks MuleSoft is just a fancy name for a mule.

Asuncion 9 months ago

C) Success - main flow? Really? That doesn't make any sense.

Jeannetta 9 months ago

I agree, the error is thrown in the private flow, so the main flow should return a Validation Error.

Malcolm 10 months ago

I’m leaning towards C because it seems like the main flow would only return success if everything went well, but I’m not confident about that.

Malika 10 months ago

I feel like the main flow should just pass through the error from the private flow, so maybe B? I need to double-check my notes.

Latricia 10 months ago

Alright, I've got a strategy. I'll start by mapping out the flow and identifying where the error is occurring. Then I'll consider how that might impact the response from the main flow's HTTP Listener. Gotta be careful with those tricky error handling scenarios.

Candra 10 months ago

I think the key is understanding how errors are handled in Mule flows. If the private flow throws an error, does that automatically propagate up to the main flow? Time to review my Mule error handling notes.

Franchesca 10 months ago

I'm a bit confused here. Does the error in the private flow affect the response from the main flow's HTTP Listener? I'll need to think this through step-by-step.

Tiera 10 months ago

I remember practicing a similar question where the error was handled differently. I think it might be D, but I could be wrong.

Maryann 11 months ago

D) Validation Error seems like the correct answer.

Mila 11 months ago

A) seems right too, but I prefer D) for clarity.

Lettie 11 months ago

I think the response message should indicate that there was an issue in the private flow, so maybe it's A? But I'm not entirely sure.

Thora 11 months ago

Okay, let's see. The question says the Validation component in the private flow throws an error, so I'm guessing that's the key to the answer.

Carmelina 12 months ago

Hmm, this looks like a tricky one. I'll need to carefully review the flow and the error handling to figure out the right response.

Martina 6 months ago

↳ replying to Carmelina

But what if it’s actually Error - main flow?

Benton 6 months ago

↳ replying to Carmelina

I agree, Validation Error makes sense.

Tammara 6 months ago

↳ replying to Carmelina

I’m leaning towards option D.

Keith 7 months ago

↳ replying to Carmelina

Yeah, the error handling can be confusing.

Noble 11 months ago

↳ replying to Carmelina

I think it's definitely a tricky question.

Salesforce Certified MuleSoft Developer (Mule-Dev-201) Exam - Topic 11 Question 37 Discussion