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 developer deploys an API to CloudHub and applies an OAuth policy on API Manager. During testing, the

API response is slow, so the developer reconfigures the API so that the out-of-the-box HTTP Caching policy

is applied first, and the OAuth API policy is applied second.

What will happen when an HTTP request is received?

A : In case of a cache hit, both the OAuth and HTTP Caching policies are evaluated; then the cachedresponse is returned to the caller

B : In case of a cache it, only the HTTP Caching policy is evaluating; then the cached response is returnedto the caller

C : In case of a cache miss, only the HTTP Caching policy is evaluated; then the API retrieves the data fromthe API implementation, and the policy stores the data to be cached in Object Store

D : In case of a cache miss, both the OAuth and HTTP Caching policies are evaluated; then the APIretrieves the data from the API implementation, and the policy does not store the data in Object Store

Answer: B

Question 2

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?

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 3

A new Mule project has been created in Anypoint Studio with the default settings. Which file inside the Mule project must be modified before using Maven to successfully deploy the application?

A : Settings.xml

B : Config.yaml

C : Pom.xml

D : Mule.artificact.json

Answer: C

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

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

Page: 1 / 12

Total 60 Questions | Updated On: Apr 29, 2026

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