Free Salesforce DEX660 Exam Questions

Become Salesforce Certified with updated DEX660 exam questions and correct answers

Page: 1 / 12

Total 60 Questions | Updated On: Aug 01, 2026

Add To Cart

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

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 3

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?

A : nullPayload

B : originalPayload

C : OS:KEY_NOT_FOUND

D : testPayload

Answer: A

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 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 : Use a DataWeave 2.09 transform operation, and at the log of the DataWeave script, add:%dw 2.0Import.json-moduls

B : Using the DataWeave if Else condition test the values of the payload against the examples included inthe schema

C : Apply the JSON Schema policy in API Manager and reference the correct schema in the policyconfiguration

D : Add the JSON module dependency and add the validate-schema operation in the flow, configured toreference the schema

Answer: D

Page: 1 / 12

Total 60 Questions | Updated On: Aug 01, 2026

Add To Cart