Free Salesforce DEX660 Exam Questions

Become Salesforce Certified with updated DEX660 exam questions and correct answers

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Total 60 Questions | Updated On: Sep 10, 2025

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Question 1

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 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 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?

A : Create a Mule plugin projectCreate 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 whereverneeded.

C : Create a Mule Plugin projectCreate 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

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?

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

Question 4

The HTTP Request operation raises an HTTP CONNECTIVITY error.

Which HTTP status code and body are returned to the web client?

A : HTTP Status Code:200.Body ‘Error in processing your request

B : HTTP Status Code:500.Body ‘The HTTP CONNECTIVITY Error description

C : HTTP Status Code:500.Body ‘Error in processing your request

D : HTTP Status Code:500.Body ‘Error in processing your request

Answer: C

Question 5

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?

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

Page: 1 / 12

Total 60 Questions | Updated On: Sep 10, 2025

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