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 implementation uses a HTTP Request within an Unit Successful scope to connect to an API.
How should a permanent error response like HTTP:UNAUTHORIZED be handle inside Until Successful to reduce latency?

A. Put the HTTP Request inside a try scope in Unit Successful.
In the error handler, use On Error Continue to catch permanent errors like HTTP UNAUTHORIZED.
B. Configure retrying until a MULERETRY_EXHAUSTED error is raised or the API responds back with a successful response.
C. Put the HTTP Request inside a try scope in Unit Successful.
In the error handler, use On Error Propagate to catch permanent errors like HTTP UNAUTHORIZED.
D. In Until Successful configuration, set the retry count to 1 for error type HTTP: UNAUTHORIZED.

Question 2

A Mule API receives a JSON payload and updates the target system with the payload. The developer uses JSON schemas to ensure the data is valid.
How can the data be validation before posting to the target system?

A. Apply the JSON Schema policy in API Manager and reference the correct schema in the policy configuration
B. Add the JSON module dependency and add the validate-schema operation in the flow, configured to reference the schema
C. Use a DataWeave 2.09 transform operation, and at the log of the DataWeave script, add:
%dw 2.0
Import.json-moduls
D. Using the DataWeave if Else condition test the values of the payload against the examples included in the schema

Question 3

A system API that communicates to an underlying MySQL database is deploying to CloudHub. The DevOps team requires a readiness endpoint to monitor all system APIs.
Which strategy should be used to implement this endpoint?

A. Use an existing resource endpoint of the API
B. Create a dedicated endpoint that responds with the API status and reachability of the underlying systems
C. Create a dedicated endpoint that responds with the API status only
D. Create a dedicated endpoint that responds with the API status and health of the server

Question 4

A company has been using CI/CD. Its developers use Maven to handle build and deployment activities.
What is the correct sequence of activities that takes place during the Maven build and deployment?

A. Validate, initialize, compile, package, test, install, verify, verify, deploy
B. Initialize, validate, compute, test, package, verify, install, deploy
C. Validation, initialize, compile, test, package, install verify, deploy
D. Validate, initialize, compile, test package, verify, install, deploy

Question 5

A Flight Management System publishes gate change notification events whenever a flight's arrival gate changes. Other systems, including Baggage Handler System. Inflight Catering System and Passenger Notifications System, must each asynchronously receive the same gate change notification to process the event according.
Which configuration is required in Anypoint MQ to achieve this publish/subscribe model?

A. Publish each client subscribe directly to the exchange.
Have each client subscribe directly to the queue.
B. Publish the gate change notification to an Anypoint MQ queue.
Create different anypoint MQ exchange meant for each of the other subscribing systems Bind the queue with each of the exchanges
C. Publish the gate change notification to an Anypoint MQ exchanhe.
Create different Anypoint MQ queues meant for each of the other subscribing systems.Bind the exchange with each of the queues.
D. Publish the gate change notification to an Anypoint MC queue
Have each client subscribe directly to the queue

Solutions: