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★ 43,965+ Mule-Dev-201 candidates assessed this year

Know exactly where you stand
before investing months in
Mule-Dev-201 preparation.

24 exam-based questions across all 12 domains. Discover your strongest and weakest domains, identify where you'll gain points fastest, and get a personalised readiness report in 24 minutes.

91%
discovered a weakness they didn't know they had
+34%
average readiness improvement after following their plan
24 min
personalised readiness assessment
No credit card No Login required Results in 24 minutes Personalised report
12 Mule-Dev-201 candidates took this test today  ·  Trusted by 43,965+ this year

What this test does

1
Diagnoses gaps - not just a score
24 scenario-based questions mirror real MuleSoft Developer difficulty. Every answer is analysed for speed, confidence, and domain accuracy.
2
Identifies the domains with the biggest impact on your score
Most MuleSoft Developer failures come from just 1–2 weak domains. This test finds yours - by name - so you know exactly where to focus.
3
Gives you a pass-ready date and daily plan
Your report includes a predicted date you'll cross the 90% readiness threshold and a day-by-day study schedule built around your gaps.

Mule-Dev-201 domains covered in this test

Debugging and Troubleshooting Mule Applications
3
5 of exam
Creating Application Networks
4
7 of exam
Building API Implementation Interfaces
4
7 of exam
Deploying and Managing APIs and Integrations
4
7 of exam
Designing APIs
5
8 of exam
Routing Events
5
8 of exam
Handling Errors
5
8 of exam
Accessing and Modifying Mule Events
6
10 of exam
Structuring Mule Applications
6
10 of exam
Using Connectors
6
10 of exam
Processing Records
6
10 of exam
Transforming Data
6
10 of exam

Stop guessing.
Know your Mule-Dev-201 gaps before exam day.

Free, instant, no login. Takes 24 minutes. Your report shows exactly what to fix - by domain.

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Frequently asked questions

How hard is the MuleSoft Developer exam? +
The hardest part is DataWeave. Questions show DataWeave 2.0 scripts and ask for the exact output, which is difficult if you have relied on drag-and-drop mappings. The Mule 4 event model also catches Mule 3 veterans, and error handling questions - On Error Propagate versus On Error Continue - ask exactly what response the caller receives. Approximate understanding produces confidently wrong answers.
What is the Mule-Dev-201 exam format? +
The exam has 60 multiple-choice questions in 120 minutes and is proctored online or at a test center. You need 70% to pass. Check the Trailhead exam guide for current fees and any updates to the outline. Two minutes per question sounds generous, but DataWeave and error-handling questions take time to trace carefully.
What does the MuleSoft Developer exam cover? +
Beyond building flows in Anypoint Studio, the exam covers Anypoint Platform, API design with RAML, application networks and API-led connectivity, DataWeave transformations, routing, error handling, and deploying and managing APIs. Studio-focused developers often underprepare for the design and platform questions. Use the official exam guide as your checklist.
What experience does the MuleSoft Developer exam assume? +
There are no formal prerequisites, but you should have built and deployed real Mule 4 applications. Basic programming and integration experience helps. The official MuleSoft Anypoint Platform Development: Fundamentals course is the most common preparation route. Developers coming from Mule 3 should relearn the Mule 4 event model rather than relying on old habits.
How long should I prepare for Mule-Dev-201? +
With hands-on Mule 4 experience, 4-6 weeks is typical. If you are new to MuleSoft, allow 8-12 weeks. Spend a large share of that time writing and predicting DataWeave output, and testing error handling scenarios in Studio, rather than only reading. Build at least one API end to end, from RAML spec to deployment.
Is Mule-Dev-201 a good replacement for the retired Hyperautomation Developer exam? +
It is the most common alternative for validating MuleSoft integration skills now that Mule-Dev-202 has closed. It covers Anypoint Platform and API-led connectivity in more depth, but not RPA or Composer. If you prepared for Mule-Dev-202, expect to spend extra time on DataWeave and Mule 4 internals.