Question 1

A Mule application need to invoice an API hosted by an external system to initiate a process. The external APItakes anywhere between one minute and 24 hours to compute its process.Which implementation should be used to get response data from the external API after it completesprocessing?

Options :

A : Use an HTTP Connector to invoke the API and wait for a response

B : Use a Scheduler to check for a response every minute

C : Use an HTTP Connector inside Async scope to invoice the API and wait for a response

D : Expose an HTTP callback API in Mule and register it with the external system

Answer: D

Question 2

Refer to the exhibit.A Mute 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? MCD-Level-2-page47-image1

Options :

A : nullPayload

B : originalPayload

C : OS:KEY_NOT_FOUND

D : testPayload

Answer: A

Question 3

Which properties are mandatory on the HTTP Connector configuration in order to use the OAuth 2.0 Authorization Code grant type for authentication?

Options :

A : External callback URL, access token URL, client ID response access token

B : Token URL, authorization URL, client ID, client secret local callback URL

C : External callback URL, access token URL, client ID, response refresh token

D : External callback URL, access token URL, local authorization URL, authorization URL, client ID, client secret

Answer: B

Question 4

A mule application exposes and API for creating payments. An Operations team wants to ensure that the Payment API is up and running at all times in production. Which approach should be used to test that the payment API is working in production?

Options :

A : Create a health check endpoint that listens on a separate port and uses a separate HTTP Listener configuration from the API

B : Configure the application to send health data to an external system

C : Create a health check endpoint that reuses the same port number and HTTP Listener configuration as the API itself

D : Monitor the Payment API directly sending real customer payment data

Answer: A

Question 5

A Mule application includes a subflow containing a Scatter.Gather scope. Within each log of theScatter.Gatter. an HTTP connector calls a PUT endpoint to modify records in different upstream system. Thesubflow 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?

Options :

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 theScatter-Gather fails

C : Remove the Put requests from the Scatter-Getter and perform them sequentially

D : None, the flow already exhibits idempotent behavior

Answer: B

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