Salesforce Mule-Dev-301

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Salesforce Mule-Dev-301 Exam Syllabus Topics:

Salesforce Certified MuleSoft Developer II Sample Questions:

Question #1
A Mule application exposes an API for creating payments. An Operations team wants to ensure that the Payments API is up and running at all times in production.
Which approach should be used to test that the Payments API is working in production?

A. Create a health check endpoint that reuses the same port number and HTTP Listener configuration as the API itself
B. Create a health check endpoint that listens on a separate port and uses a separate HTTP Listener configuration from the API
C. Configure the application to send health data to an external system
D. Monitor the Payments API directly, sending real customer payment data

Question #2
Refer to the exhibit.
A Mule Object Store is configured with an entry TTL of one second and an expiration interval of 30 seconds.
What is the result of the flow if processing between os:store and os:retrieve takes 10 seconds?
Exhibit:

A. originalPayload
B. testPayload
C. OS:KEY_NOT_FOUND
D. nullPayload

Question #3
Which pattern should be used to invoke multiple HTTP APIs in parallel and roll back any failed requests in sequence?

A. A database as a transactional outbox and an Until Successful router to retry any requests
B. Scatter-Gather as central Saga orchestrator for all API requests with compensating actions for failing routes
C. VM queues as a reliability pattern with error handlers to roll back any requests
D. A Parallel For Each scope with each HTTP request wrapped in a Try scope

Question #4
Which statement is true when working with correlation IDs?

A. The HTTP Listener regenerates correlation IDs regardless of the HTTP request
B. The HTTP Listener generates correlation IDs unless a correlation ID is received in the HTTP request
C. The Anypoint MQ Connector automatically propagates correlation IDs
D. The VM Connector does not automatically propagate correlation IDs

Question #5
An organization uses CloudHub to deploy all of its applications.
How can a common-global-error-handler flow be configured so that it can be reused across all of the organization's deployed applications?

A. Create a Mule domain project. Create a common-global-error-handler flow inside the domain project.
Use this domain project as a dependency.
B. Create a Mule plugin project. Create a common-global-error-handler flow inside the plugin project. Use this plugin as a dependency in all Mule applications.
C. Create a common-global-error-handler flow in all Mule applications. Refer to it via flow-ref wherever needed.
D. Create a Mule plugin project. Create a common-global-error-handler flow inside the plugin project. Use this plugin as a dependency in all Mule applications. Import that configuration file in Mule applications.

Solutions: