Exam Name: Salesforce Certified MuleSoft Developer II
Certification Provider: Salesforce
Corresponding Certification: Salesforce MuleSoft
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Instant Download Salesforce : Mule-Dev-301 Questions & Answers as PDF & Test Engine
Updated: Oct 14, 2026
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- Total Questions: 62
- Updated on: Oct 14, 2026
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- Total Questions: 62
- Updated on: Oct 14, 2026
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- Total Questions: 62
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Quality is not a claim; it is an accumulation. Years of revisions, customer feedback, and expert review stand behind the Exams4sures Mule-Dev-301 collection: 62 practice questions refined into a tool candidates return for.
Salesforce Mule-Dev-301 Exam Overview:
| Certification Vendor: | Salesforce |
|---|---|
| Exam Name: | Salesforce Certified MuleSoft Developer II |
| Exam Number: | Mule-Dev-301 |
| Related Certifications: | Salesforce Certified MuleSoft Architect Salesforce Certified MuleSoft Developer I |
| Exam Price: | $400 USD |
| Exam Duration: | 120 minutes |
| Available Languages: | English |
| Certificate Validity Period: | Valid indefinitely; requires maintenance updates |
| Exam Format: | Scenario-based questions, Multiple choice |
| Passing Score: | 70% |
| Real Exam Qty: | 60-65 |
| Recommended Training: | Trailhead: MuleSoft Developer II Preparation MuleSoft Training: Advanced Development |
| Exam Registration: | Salesforce Certification Registration |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored or onsite testing center |
| Pre Condition: | Recommended: Salesforce Certified MuleSoft Developer I or equivalent experience; 1+ year building Mule 4 applications |
| Official Syllabus URL: | https://trailhead.salesforce.com/en/credentials/certification-detail-print?searchString=SalesforceCertifiedMuleSoftDeveloperII |
Salesforce Mule-Dev-301 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Design and Implement API-led Connectivity | 13% | - Implement server-side caching - Implement HTTP callbacks/webhooks - Implement API autodiscovery |
| Topic 2: Secure Data at Rest and in Transit | 20% | - Expose and invoke APIs over HTTPS - Manage keys and certificates - Manage secure environment properties - Implement security policies |
| Topic 3: Implement Maintainable and Modular Mule Applications and Maven Builds | 25% | - Implement automated deployment - Execute tests with Maven - Modularize applications and builds - Build custom policies and processors - Create reusable libraries |
| Topic 4: Implement Performant and Reliable Mule Applications | 27% | - Use ObjectStore for persistence - Optimize performance and throughput - Validate messages and payloads - Handle HTTP API invocations and errors - Implement reliable messaging patterns |
| Topic 5: Implement Monitorable Mule Applications | 15% | - Implement message correlation - Monitor applications and runtimes - Implement logging and log management - Expose health check endpoints |
Mule-Dev-301 Exam FAQ: What Candidates Ask
The Mule-Dev-301 exam is a Salesforce certification exam validating the Salesforce Certified MuleSoft Developer II syllabus shown above. It belongs to these credential paths: Salesforce Certified MuleSoft Developer I, Salesforce Certified MuleSoft Architect. Candidates in 2026 prepare for it with Exams4sures's 62 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
Online proctored or onsite testing center Register for the Salesforce Certified MuleSoft Developer II exam through these official channels:
After booking, Exams4sures delivers your practice questions within 1 minute — preparation starts the same day.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows that simulates the real exam with two practice modes and works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 62 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations — and the website runs discounts at intervals, so timing your purchase can save a little more.
The Salesforce Certified MuleSoft Developer II exam contains 60-65 to complete within 120 minutes. Timed simulation in the Exams4sures Desktop Test Engine teaches that rhythm before exam day does.
The official Salesforce Certified MuleSoft Developer II outline defines 5 domains. The leading three are Secure Data at Rest and in Transit (20%), Implement Maintainable and Modular Mule Applications and Maven Builds (25%), and Implement Performant and Reliable Mule Applications (27%). The full list is in the topics section above, and Exams4sures's 62 practice questions cover each one.
Salesforce recommends these training resources for the Salesforce Certified MuleSoft Developer II exam:
Follow the training with steady self-testing — the 62 practice questions from Exams4sures help you apply theory and fill any gaps the training leaves.
Recommended: Salesforce Certified MuleSoft Developer I or equivalent experience; 1+ year building Mule 4 applications Since requirements change over time, confirm the latest on the official Salesforce exam page before scheduling.
Exams4sures issues a full refund if you take the Salesforce Certified MuleSoft Developer II exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
The Salesforce Certified MuleSoft Developer II exam requires 70% to pass, and registration costs $400 USD. A failed attempt means paying the same fee again — a readiness check with the Exams4sures engines before booking is the cheaper option.
Salesforce Certified MuleSoft Developer II Sample Questions:
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. config.yaml
- B. settings.xml
- C. mule-artifact.json
- D. pom.xml
Correct Answer: D 🗳️
Explanation: Only visible for Exams4sures members. You can sign-up / login (it's free).
Two APIs are deployed to a two-node on-prem cluster. Due to a requirements change, the two APIs must communicate to exchange data asynchronously.
How can this be solved?
- A. Instead of using the VM Connector use directly
- B. If the two APIs use the same domain, VM Connector can be leveraged
- C. It is not possible to use the VM Connector since the APIs are running in a cluster mode and each node has its own set of VM Queues
- D. The VM Connector is used for inter-application communication, so it is not possible to use the VM Connector
Correct Answer: B 🗳️
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Refer to the exhibit.
An API has been built to enable scheduling emails for a healthcare provider. The front-end system does very little data entry validation, and problems have started to appear in the emails that go out to patients. A
"validate-customer" flow is added to validate the data.
What is the expected behavior of the "validate-customer" flow?
Exhibit:
- A. If the appointment date and customer name are invalid, a SCHEDULE:
INVALID_APPOINTMENT_DATE error is raised - B. If only the email address is invalid, a VALIDATION:INVALID_EMAIL error is raised
- C. If all of the values are invalid, the last validation error is raised: SCHEDULE:INVALID_CUSTOMER_NAME
- D. If the email address is invalid, processing continues to see if the appointment date and customer name are also invalid
Correct Answer: D 🗳️
Explanation: Only visible for Exams4sures members. You can sign-up / login (it's free).
An organization uses CloudHub to deploy all of its applications.
How can a common-global-error-handler flow be configured so that it can be reused across all of the organization's deployed applications?
- A. Create a Mule plugin project. Create a common-global-error-handler flow inside the plugin project. Use this plugin as a dependency in all Mule applications. Import that configuration file in Mule applications.
- B. Create a Mule plugin project. Create a common-global-error-handler flow inside the plugin project. Use this plugin as a dependency in all Mule applications.
- C. Create a Mule domain project. Create a common-global-error-handler flow inside the domain project.
Use this domain project as a dependency. - D. Create a common-global-error-handler flow in all Mule applications. Refer to it via flow-ref wherever needed.
Correct Answer: A 🗳️
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A developer is working on a project that requires encrypting all data before sending it to a backend application. To accomplish this, the developer will use PGP encryption in the Mule 4 Cryptography module.
What is required to encrypt the data before sending it to the backend application?
- A. The application needs both the private and public keys to encrypt the data
- B. The application needs the private key from the backend service to encrypt the data
- C. The application needs to configure HTTPS TLS context information to encrypt the data
- D. The application needs the public key from the backend service to encrypt the data
Correct Answer: D 🗳️
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