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MuleSoft Certified Developer - Level 2 (Mule 4) Sample Questions:

1. The HTTP Request operation raises an HTTP CONNECTIVITY error.
Which HTTP status code and body are returned to the web client?

A) HTTP Status Code:200.
Body 'Error in processing your request
B) HTTP Status Code:500.
Body 'The HTTP CONNECTIVITY Error description
C) HTTP Status Code:500.
Body 'Error in processing your request
D) HTTP Status Code:500.
Body 'Error in processing your request

2. What is the MuleSoft recommended method to encrypt sensitive property data?

A) The encryption key should be identical for all environments and the sensitive data should be different for each environment
B) The encryption key and sensitive data should be different for each environment
C) The encryption key should be identical for all environments
D) The encryption key should be different for each environment and the sensitive data should be the same for all environments

3. Refer to the exhibit.
What required changes can be made to give a partial successful response in case the United Airlines API returns with a timeout?

A) Add Flow Reference components inside a Try scope
Set the payload to a default value '' inside the error handler using the On Error Propagate scope
B) Add a Scatter-gather component inside a Try scope.
Set the payload to a default value 'Error' inside the error handler using the On Error Propagate scope.
C) Add Flow Reference components inside a Try scope.
Set the payload to a default value'' insider the error handler using the ON Error Continue scope
D) Add a Scatter-Gather component inside a Try scope.
Set the payload to a default value 'Error'' inside the error handler using the On Error Continue scope.

4. A Mule application includes a subflow containing a Scatter.Gather scope. Within each log of the Scatter.Gatter. an HTTP connector calls a PUT endpoint to modify records in different upstream system. The subflow is called inside an Unit successful scope to retry if a transitory exception is raised.
A technical spike is being performed to increase reliability of the Mule application.
Which steps should be performed within the Mule flow above the ensure idempontent behavior?

A) Change the PUT requests inside the Scatter-Gather to POST requests
B) Ensure an error-handling flow performs corrective actions to roll back all changes if any leg of the Scatter-Gather fails
C) None, the flow already exhibits idempotent behavior
D) Remove the Put requests from the Scatter-Getter and perform them sequentially

5. The Center for Enablement team published a common application as a reusable module to the central Nexus repository.
How can the common application be included in all API implementations?

A) Add a Maven dependency in the PCM file with multiple-plugin as <classifier>
B) Add a Maven dependency in the POM file with jar as <classifier>
C) Copy the common application's source XML file and out it in a new flow file in the src/main/mule folder
D) Download the common application from Naxus and copy it to the src/main/resources folder in the API

Solutions: