Question 1

A Mule application deployed to a standardalone Mule runtime uses VM queues to publish messages to be

consumed asynchronously by another flow.

In the case of a system failure, what will happen to in-flight messages in the VM queues that have been

consumed?

Options :

A : For nay type of queue, the message will be processed after the system comes online

B : For persistent queues, the message will be processed after the system comes online

C : For transient queues, the message will be processed after the system comes online

D : For any type of queue, the message will be lost

Answer: B

Question 2

An organization uses CloudHub to deploy all of its applications.

How can a common-global-handler flow be configured so that it can be reused across all of the organization’s

deployed applications?

Options :

A :

Create a Mule plugin project

Create a common-global-error-handler flow inside the plugin project.

Use this plugin as a dependency in all Mute applications.

Import that configuration file in Mute applications.

B :

Create a common-global-error-handler flow in all Mule Applications Refer to it flow-ref wherever

needed.

C :

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

D :

Create a Mule daman project.

Create a common-global-error-handler flow inside the domain project.

Use this domain project as a dependency.

Answer: C

Question 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?

Options :

A : If only the email address Is invalid a VALIDATION.INVALID_EMAIL error is raised

B : If the email address is invalid, processing continues to see if the appointment data and customer name are also invalid

C : If the appointment date and customer name are invalid, a SCHEDULE:INVALID_APPOINTMENT_DATE error is raised

D : If all of the values are invalid the last validation error is raised:SCHEDULE:INVALID_CUSTOMER_NAME

Answer: A

Question 4

A Mule application need to invoice an API hosted by an external system to initiate a process. The external API

takes 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 completes

processing?

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 5

When implementing a synchronous API where the event source is an HTTP Listener, a developer needs to

return the same correlation ID back to the caller in the HTTP response header.

How can this be achieved?

Options :

A : Enable the auto-generate CorrelationID option when scaffolding the flow

B : Enable the CorrelationID checkbox in the HTTP Listener configuration

C : Configure a custom correlation policy

D : NO action is needed as the correlation ID is returned to the caller in the response header by default

Answer: D

Higher Test Marks with Free Online DEX660 Exam Practice

Buying Options: