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Free Salesforce Certified MuleSoft Developer II Practice Questions

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Exam style questions across every Mule-Dev-301 domain

Last Update 2 days ago
Total Questions : 60

Start with our free Mule-Dev-301 practice questions, carefully crafted to mirror the domains, phrasing, and difficulty of the real Salesforce MuleSoft exam. Each Mule-Dev-301 exam question comes with a detailed rationale that explains not just which answer is correct but why the others fall short. That's how concepts stick. Use the free set to benchmark yourself: identify your Salesforce weak domains, see where you're losing marks, and build a focused study plan in minutes.

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Question # 1

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 validated before posting to the target system?

Options:

A.  

Add the JSON module dependency and add the validate schema operation in the flow, configured to reference the schema

B.  

Using the DataWeave If Else condition, test the values of the payload against the examples included in the schema

C.  

Apply the JSON Schema policy in API Manager and reference the correct schema in the policy configuration

D.  

Use a DataWeave 2.0 transform operation, and at the top of the DataWeave script, add: %dw 2.0 / import json-module

Discussion 0
Question # 2

When registering a client application with an existing API instance or API Group instance, what is required to manually approve or reject request access?

Options:

A.  

To only have Exchange Administrator permission

B.  

To configure the SLA tier for the application and have the Exchange Administrator permission

C.  

To configure the SLA tier for the application and have the role of Organization Administrator, API Manager Environment Administrator, or the Manage Contracts permission

D.  

To configure the SLA tier for the application

Discussion 0
Question # 3

When a client and server are exchanging messages during the mTLS handshake, what is being agreed on during the cipher suite exchange?

Options:

A.  

The TLS version

B.  

The public key format

C.  

A protocol

D.  

An encryption algorithm

Discussion 0
Question # 4

What is the MuleSoft recommended method to encrypt sensitive property data?

Options:

A.  

The encryption key and sensitive data should be the same for all environments

B.  

The encryption key should be identical for all environments and the sensitive data should be different for each environment

C.  

The encryption key should be different for each environment and the sensitive data should be the same for all environments

D.  

The encryption key and sensitive data should be different for each environment

Discussion 0
Question # 5

Which statement is true when working with correlation IDs?

Options:

A.  

The VM Connector does not automatically propagate correlation IDs

B.  

The HTTP Listener regenerates correlation IDs regardless of the HTTP request

C.  

The HTTP Listener generates correlation IDs unless a correlation ID is received in the HTTP request

D.  

The Anypoint MQ Connector automatically propagates correlation IDs

Discussion 0
Question # 6

Which configurations are required for HTTP Listener to enable mTLS authentication?

Options:

A.  

Set an appropriate keystore and truststore configuration for the listener

B.  

Set an appropriate reconnection strategy and use persistent connections for the listener

C.  

Set an appropriate truststore configuration and reconnection strategy for the listener

D.  

Set an appropriate keystore configuration and use persistent connections for the listener

Discussion 0
Question # 7

A Mule application needs to invoke an API hosted by an external system to initiate a process. The external API takes anywhere between one minute and 24 hours to complete its process.

Which implementation should be used to get response data from the external API after it completes processing?

Options:

A.  

Expose an HTTP callback API in Mule and register it with the external system

B.  

Use a Scheduler to check for a response every minute

C.  

Use an HTTP Connector inside Async scope to invoke the API and wait for a response

D.  

Use an HTTP Connector to invoke the API and wait for a response

Discussion 0
Question # 8

Which pattern should be used to invoke multiple HTTP APIs in parallel and roll back any failed requests in sequence?

Options:

A.  

Scatter-Gather as central Saga orchestrator for all API requests with compensating actions for failing routes

B.  

A Parallel For Each scope with each HTTP request wrapped in a Try scope

C.  

VM queues as a reliability pattern with error handlers to roll back any requests

D.  

A database as a transactional outbox and an Until Successful router to retry any requests

Discussion 0
Question # 9

A healthcare portal needs to validate the token that it sends to a Mule API. The developer plans to implement a custom policy using the HTTP Policy Transform Extension to match the token received in the header from the healthcare portal.

Which files does the developer need to create in order to package the custom policy?

Options:

A.  

XML template file, YAML configuration file

B.  

Deployable ZIP file, YAML configuration file

C.  

JSON properties file, XML template file

D.  

JSON properties file, YAML configuration file

Discussion 0
Question # 10

Refer to the exhibit.

A Mule 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?

Exhibit:

Question # 10

Options:

A.  

nullPayload

B.  

OS:KEY_NOT_FOUND

C.  

testPayload

D.  

originalPayload

Discussion 0

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