Exam Name: Salesforce Certified MuleSoft Developer
Certification Provider: Salesforce
Corresponding Certification: Salesforce MuleSoft
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- Total Questions: 237
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In 2026, busy professionals preparing for Mule-Dev-201 need study material that respects their schedule: Prep4away organizes 237+ Q&As covering the Salesforce Certified MuleSoft Developer objectives into a question bank you can review whenever time allows.
Salesforce Mule-Dev-201 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Data Transformation with DataWeave | 10% | - Handle different data formats - Write expressions and functions - Transform complex data structures |
| Topic 2: Deploying and Managing Applications | 10% | - Explain deployment models - Monitor and manage applications - Deploy to CloudHub and on-premises |
| Topic 3: Structuring Mule Applications | 10% | - Organize configurations and properties - Use flows, subflows and flow references - Manage error handling and scopes |
| Topic 4: Building API Implementations | 10% | - Implement routing and transformation logic - Implement APIs from specifications - Use connectors to integrate systems |
| Topic 5: Testing and Debugging | 10% | - Use mocking and test doubles - Write unit tests with MUnit - Debug applications using Anypoint Studio |
| Topic 6: Error Handling and Transactions | 8% | - Configure error handlers - Handle retries and dead-letter queues - Implement transaction management |
| Topic 7: Accessing and Modifying Mule Events | 10% | - Access and modify payload, attributes and variables - Enrich events using connectors - Use DataWeave for transformation |
| Topic 8: Security and Governance | 7% | - Enforce governance standards - Manage access and authentication - Apply security policies |
| Topic 9: Designing APIs | 8% | - Use REST API methods and resources - Define parameters, responses and data types - Define API specifications with RAML |
| Topic 10: Creating Application Networks | 7% | - Describe Anypoint Platform components - Explain API-led connectivity principles - Identify application network concepts |
Mule-Dev-201 Exam Basics, Support Speed and Discount Programs
- Security and Governance (7%)
- Testing and Debugging (10%)
- Creating Application Networks (7%)
Salesforce Certified MuleSoft Developer Sample Questions:
Refer to the exhibit.
A Mule event is composed of a hierarchy of objects. Where in the hierarchy are variables stored?
- A. Mule message attributes
- B. Mule message
- C. Mule message payload
- D. Mule event
Correct Answer: D 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
What is the correct way to format the decimal 200.1234 as a string to two decimal places?
- A. 200.1234 as String as format: ".0#"
- B. 200.1234 as string as format: ".0#"
- C. 200.1234 as String{format: ".0#"}
- D. 200.1234 as string {format: ".0#"}
Correct Answer: C 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
What path setting is required foran HTTP Listener endpoint to route all requests to an APIkit router?
- A. /(*)
- B. /()
- C. "/*"
- D. /
Correct Answer: C 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
Which keyword do you use to create a new function in DataWeave?
- A. fun
- B. function
- C. func
- D. map
Correct Answer: A 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
Refer to the exhibits.
What is written to the records.csv file when the flow executes?
- A. Nothing
- B. An error message
- C. The JSON payload
- D. The payload convert to CVS
Correct Answer: C 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
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