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Salesforce Mule-Dev-301 Exam Syllabus Topics:

Salesforce Certified MuleSoft Developer II Sample Questions:

1. Which pattern should be used to invoke multiple HTTP APIs in parallel and roll back failed requests in sequence?

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

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

3. An API has been built to enable scheduling email provider. The front-end system does very little data entry validation, and problems have started to appear in the email that go to patients. A validate-customer'' flow is added validate the data.
What is he expected behavior of the 'validate-customer'' flow?

A) If the appointment date and customer name are invalid, a SCHEDULE:INVALID_APPOINTMENT_DATE error is raised
B) If only the email address Is invalid a VALIDATION.INVALID_EMAIL error is raised
C) If the email address is invalid, processing continues to see if the appointment data and customer name are also invalid
D) If all of the values are invalid the last validation error is raised:SCHEDULE:INVALID_CUSTOMER_NAME

4. Which configurations are required for HTTP Listener to enable mTLS authentication?

A) Set an appropriate keystore configuration and use persistent connections for the listener
B) Set an appropriate keystore and truststore configuration for the listener
C) Set an appropriate truststore configuration and reconnection strategy for the listener
D) Set an appropriate reconnection strategy and use persistent connections for the listener

5. A custom policy needs to be developed to intercept all cutbound HTTP requests made by Mule applications.
Which XML element must be used to intercept outbound HTTP requests?

A) htt-policy:operation
B) It is not possible to intercept outgoing HTTP requests, only inbound requests
C) http-policy:processor
D) http-policy:source

Solutions: