Updated for the 2026 exam outline
Salesforce MuleSoft Developer
Practice Exam
The Salesforce MuleSoft Developer certification, formerly Salesforce Certified MuleSoft Developer I, is an intermediate Salesforce credential with no prerequisite. It is focused on building basic Mule 4 APIs and integrations with Anypoint Platform: application networks and API-led connectivity, designing APIs in RAML, accessing and modifying Mule events, structuring Mule applications, APIkit implementation interfaces, connectors, batch and record processing, DataWeave transformations, routing, error handling, debugging, and deploying and managing APIs with CloudHub and API Manager. The exam has 60 scored questions plus 5 unscored questions, a 120-minute time limit, and a 70% passing score. Its official outline covers 12 weighted sections, the largest being Accessing and Modifying Mule Events at 10% of the exam.
The MuleSoft Developer exam tests whether you can design, build, test, debug, deploy and manage basic Mule 4 APIs and integrations: RAML design and APIkit, the Mule event, flows and subflows, connectors, batch processing, DataWeave, routers, error handling, debugging, and deploying to CloudHub with API Manager. It is a 120-minute exam with a 70% passing score.
Reviewed questions · Explanations with sources · Timed exams and section practice
Last updated
Reviewed practice questions
How many reviewed MuleSoft Developer practice questions are there?
300 reviewed MuleSoft Developer questions, and every one is written to the current official exam outline.
Every question in this bank is written to the current official MuleSoft Developer exam outline, and each one is verified against Salesforce documentation before it is published — no dumps, no recycled answer keys.
Full practice exam
60 questions in 120 minutes, drawn to match the real exam's section weighting.
Practice one section
Focus on one exam section and practice its questions until you feel more confident.
Reviewed questions by exam section
| Exam section | Weight | Reviewed questions |
|---|---|---|
| Creating Application Networks | 7% | 21 |
| Designing APIs | 8% | 24 |
| Accessing and Modifying Mule Events | 10% | 30 |
| Structuring Mule Applications | 10% | 30 |
| Building API Implementation Interfaces | 7% | 21 |
| Using Connectors | 10% | 30 |
| Processing Records | 10% | 30 |
| Transforming Data | 10% | 30 |
| Routing Events | 8% | 24 |
| Handling Errors | 8% | 24 |
| Debugging and Troubleshooting Mule Applications | 5% | 15 |
| Deploying and Managing APIs and Integrations | 7% | 21 |
| Total | 100% | 300 |
How long is the MuleSoft Developer exam and what score do you need?
60+5
Scored + unscored questions
120 min
Time limit
70%
Passing score
$200
Registration (retake $100)
Facts last verified against the official exam guide in July 2026. Always confirm current details in the official Salesforce exam guide.
What is on the Salesforce MuleSoft Developer exam?
The official MuleSoft Developer outline has 12 weighted sections. Practice exams use the same mix of sections as the real exam. Your score shows how you're doing in each section.
| Exam section | Weight |
|---|---|
| Creating Application Networks | 7% |
| Designing APIs | 8% |
| Accessing and Modifying Mule Events | 10% |
| Structuring Mule Applications | 10% |
| Building API Implementation Interfaces | 7% |
| Using Connectors | 10% |
| Processing Records | 10% |
| Transforming Data | 10% |
| Routing Events | 8% |
| Handling Errors | 8% |
| Debugging and Troubleshooting Mule Applications | 5% |
| Deploying and Managing APIs and Integrations | 7% |
Is there a MuleSoft Developer study guide?
Yes. The MuleSoft Developer study guide has 40 units, one per official exam-guide topic, each verified against Salesforce documentation and linked to the practice questions that test it. Every unit's exam expectations and key facts are free to read.
- Creating Application Networks4 units
- Designing APIs3 units
- Accessing and Modifying Mule Events4 units
- Structuring Mule Applications2 units
- Building API Implementation Interfaces3 units
- Using Connectors3 units
- Processing Records4 units
- Transforming Data5 units
- Routing Events3 units
- Handling Errors5 units
- Debugging and Troubleshooting Mule Applications1 unit
- Deploying and Managing APIs and Integrations3 units
Why use reviewed practice questions?
Written to the current outline
All 300 questions map to a section of the current official MuleSoft Developer outline, so you won't spend time on retired topics.
Verified against the docs
Every question and explanation is checked against Salesforce documentation by an independent AI reviewer before it goes live, flagged questions are reviewed by a Salesforce MVP, and the sources travel with the explanation.
Practice exams and focused review
Take a 60-question practice exam in 120 minutes, then focus on the section where you need the most work.
Common questions about the MuleSoft Developer exam
How many questions are on the Salesforce MuleSoft Developer exam?▾
The MuleSoft Developer exam has 60 scored questions plus 5 unscored questions, with a time limit of 120 minutes.
What is the passing score for the MuleSoft Developer exam?▾
The passing score is 70%. Certifyforce's readiness score weights your practice results by the official section weights so you know whether you'd clear that bar.
How much does the MuleSoft Developer exam cost?▾
Registration is USD $200 plus applicable taxes, and retakes cost USD $100. Quality practice is the cheapest way to avoid paying for a retake.
Is there a prerequisite for the MuleSoft Developer exam?▾
No. The MuleSoft Developer exam has no certification prerequisite. Salesforce positions it as a intermediate credential.
How many practice questions are in the MuleSoft Developer question bank?▾
300 reviewed questions across all 12 sections of the current official exam outline. Every question is checked against Salesforce documentation before it is published. A timed practice exam draws 60 questions and gives you 120 minutes, with the same mix of topics as the real exam.
Are these real exam questions or braindumps?▾
No. Certifyforce writes original practice questions aligned to the official exam outline. Using leaked exam questions (dumps) violates the Salesforce certification agreement and can get your credentials revoked — original scenario practice builds the same skills without the risk.
What topics are on the MuleSoft Developer exam?▾
The exam covers 12 sections: Creating Application Networks (7%), Designing APIs (8%), Accessing and Modifying Mule Events (10%), Structuring Mule Applications (10%), Building API Implementation Interfaces (7%), Using Connectors (10%), Processing Records (10%), Transforming Data (10%), Routing Events (8%), Handling Errors (8%), Debugging and Troubleshooting Mule Applications (5%), Deploying and Managing APIs and Integrations (7%).
How is Certifyforce different from other practice exams?▾
The MuleSoft Developer questions follow the current official exam outline. Every question is reviewed by a person and checked against Salesforce documentation. You can see your score by section and practice the topics you missed without taking the full exam again.
Which other Salesforce Developer certifications are there?
Build on the platform with Apex, LWC, and the API.
Know if you're ready before you pay for the exam.
Take a 60-question practice exam drawn from 300 reviewed MuleSoft Developer questions, then practice the section where you need the most work.
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