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Salesforce Certified MuleSoft Developer I Free Sample Questions

Description

Covers API-led connectivity and RAML API design, Mule event structure, APIkit implementation, event routing and error handling, DataWeave transformations, connectors, and deployment.

4 free sample questions73 in the full practice test Other version: Mule-Dev-201(150)

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certified-mulesoft-developer-i Sample Questions

  1. Question 1

    Intermediate

    Handling errors ยท On Error Continue behavior

    A Mule application's main flow calls a private flow via a Flow Reference. The private flow contains an HTTP Request component that might fail with a connectivity error. The private flow has an On Error Continue scope that catches this specific error, logs it, and sets the payload to a default JSON object {"status": "fallback_data"}.
    What happens in the main flow after the private flow's error handler executes?

    flowchart TD subgraph main_flow A[Start] --> B{Flow Reference to private_flow} B --> C[Logger] C --> D[End] end subgraph private_flow E[Start] --> F{HTTP Request} F -- Error --> G[On Error Continue] G --> H[End of private_flow] end
    Answer and explanation

    Correct answer: B

    The On Error Continue scope handles the error within the private flow and prevents it from propagating. It effectively swallows the error, transforms the event (by setting the payload), and returns a successful response to the calling Flow Reference. The main flow then proceeds to the next component (the Logger) with the payload set by the error handler.

  2. Question 2

    Intermediate

    Refer to the exhibits. The Mule application does NOT define any global error handlers.The Validation component in the private flow throws an error.What response message is returned to a web client request to the main flow's HTTP Listener? A."Parent error"B."Child error"C."Parent completed"D."Validation Error''

    Question 2 image
    Answer and explanation

    Correct answer: D

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