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: Apr 29, 2026

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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?

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

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 3

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

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 scatter-gather router is configured with four routes:Route A, B, C and D.

Route C false.

A : Error,errorMesage.payload.results [‘2’]

B : Payload failures[‘2’]

C : Error,errorMessage,payload.failures[‘2’]

D : Payload [‘2’]

Answer: C

Question 5

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

Page: 1 / 12

Total 60 Questions | Updated On: Apr 29, 2026

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