Download Salesforce : Mule-Dev-201 Questions & Answers as PDF & Test Software
Updated: Aug 23, 2026
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Salesforce Mule-Dev-201 Exam Overview:
| Certification Vendor: | Salesforce |
| Exam Name: | Salesforce Certified MuleSoft Developer Exam |
| Exam Number: | Mule-Dev-201 |
| Certificate Validity Period: | No expiration; requires maintenance updates |
| Passing Score: | 70% |
| Available Languages: | English, Japanese |
| Exam Duration: | 120 minutes |
| Related Certifications: | Salesforce Certified MuleSoft Developer II Salesforce Certified MuleSoft Architect |
| Exam Price: | US$200 |
| Exam Format: | Multiple Choice, Multiple Select, Scenario-based |
| Real Exam Qty: | 60-65 |
| Recommended Training: | MuleSoft Developer Course Trailhead MuleSoft Modules |
| Exam Registration: | Pearson VUE Scheduling Salesforce Certification Registration |
| Sample Questions: | Salesforce Mule-Dev-201 Sample Questions |
| Exam Way: | Online proctored or onsite at Pearson VUE testing centers |
| Pre Condition: | No mandatory prerequisites; recommended 6+ months experience with Mule 4 and Anypoint Platform, completion of MuleSoft Developer course |
| Official Syllabus URL: | https://help.salesforce.com/s/articleView?id=005298959&language=en_US |
Salesforce Mule-Dev-201 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Designing APIs | 8% | - Define API specifications with RAML - Use REST API methods and resources - Define parameters, responses and data types |
| Structuring Mule Applications | 10% | - Use flows, subflows and flow references - Manage error handling and scopes - Organize configurations and properties |
| Accessing and Modifying Mule Events | 10% | - Use DataWeave for transformation - Enrich events using connectors - Access and modify payload, attributes and variables |
| Data Transformation with DataWeave | 10% | - Transform complex data structures - Handle different data formats - Write expressions and functions |
| Security and Governance | 7% | - Apply security policies - Enforce governance standards - Manage access and authentication |
| Creating Application Networks | 7% | - Explain API-led connectivity principles - Identify application network concepts - Describe Anypoint Platform components |
| Building API Implementations | 10% | - Use connectors to integrate systems - Implement routing and transformation logic - Implement APIs from specifications |
| Error Handling and Transactions | 8% | - Implement transaction management - Configure error handlers - Handle retries and dead-letter queues |
| Deploying and Managing Applications | 10% | - Deploy to CloudHub and on-premises - Monitor and manage applications - Explain deployment models |
| Testing and Debugging | 10% | - Write unit tests with MUnit - Use mocking and test doubles - Debug applications using Anypoint Studio |
Salesforce Certified MuleSoft Developer Sample Questions:
1. Refer to the exhibit.
How should be the where clause written for the configured input parameters in such a way that it achieves below SQL query?
A) WHERE city = :city AND state = :state
B) WHERE city := ${city} AND state := ${state}
C) WHERE city := city AND state := state
D) WHERE city = attributes.cityAND state = attributes.state
2. Refer to the exhibit.
In the execution of the Scatter-Gather, the "steep 1 sec" Flow Reference takes about 1 second to complete, and the "sleep 5 sees" Row Reference takes about 5 seconds to complete.
About how many seconds does it take from the time the Scatter-Gather is called until the Set Payload transformer is called?
A) 6
B) 0
C) 5
D) 1
3. Refer to the below exhibit.
A Mule applicationconfigures a property placeholder file named config.yaml to set some property placeholders for an HTTP connector.
What is the valid properties placeholder file to set these values?
A) 1.http:2.host = "localhost"3.port = "8081"
B) 1.http:2.basepath: "api"3.host : "localhost"4.port : "8081"
C) 1.{2.http:3.basePath: "api",4.port: "8081",5.host: " localhost"
D) 1.http.host = localhost2.http.port = 8081
4. Refer to the exhibit. The main flow contains an HTTP Request in the middle of the flow. The HTTP Listeners and HTTP request use default configurations.
What
values are accessible to the Logger at the end of the flow after a web client submit request tohttp://local:801
/order?color=red?
A) payload
B) payload color query param
C) payload quantity var
D) payload quantity var color query param
5. A Mule project contains a DataWeave module file WebStore dvA that defines a function named loginUser The module file is located in the projects src/main/resources/libs/dw folder What is correct DataWeave code to import all of the WebStore.dwl file's functions and then call the loginUser function for the login "[email protected]"?
A) 
B) 
C) 
D) 
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: C | Question # 3 Answer: B | Question # 4 Answer: C | Question # 5 Answer: B |
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