Exam Name: MuleSoft Certified Developer - Level 1 (Mule 4)
Certification Provider: MuleSoft
Corresponding Certification: MuleSoft Certified Developer
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Updated: Nov 12, 2026
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Written and approved — both. The MuleSoft Certified Developer - Level 1 (Mule 4) material at ExamPrepAway passes through certified trainers and IT experts before reaching you: 235 practice questions for the MCD-Level-1 exam with expert-verified answers in 2026.
MuleSoft MCD-Level-1 Exam Overview:
| Certification Vendor: | MuleSoft |
|---|---|
| Exam Name: | MuleSoft Certified Developer - Level 1 (Mule 4) |
| Exam Number: | MCD-Level-1 |
| Available Languages: | English, Spanish, Japanese |
| Related Certifications: | MuleSoft Certified Integration Architect MuleSoft Certified Developer - Level 2 |
| Exam Duration: | 120 minutes |
| Exam Format: | Multiple-select, Scenario-based, Multiple-choice |
| Certificate Validity Period: | 2 years |
| Exam Price: | $250 USD |
| Passing Score: | 70% |
| Real Exam Qty: | 60 |
| Recommended Training: | Anypoint Platform Development: Fundamentals (Mule 4) MuleSoft Official Documentation |
| Exam Registration: | Official Registration Portal |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored, closed-book exam |
| Pre Condition: | No mandatory prerequisites; recommended completion of Anypoint Platform Development: Fundamentals (Mule 4) course |
| Official Syllabus URL: | https://training.mulesoft.com/exam/mcd-level1 |
MuleSoft MCD-Level-1 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Mule Application Development | 25% | - Connectors and transports - Properties and configuration - Flow construction and components |
| Testing, Debugging & Deployment | 15% | - Debugging in Anypoint Studio - Application deployment to CloudHub - Deployment best practices |
| API Design & Implementation | 15% | - APIkit usage - RAML-based API definition - RESTful interface implementation |
| DataWeave Transformations | 20% | - Data format conversion - DataWeave syntax and expressions - Payload and attribute manipulation |
| MuleSoft Fundamentals & Anypoint Platform | 10% | - Anypoint Platform architecture and components - API-led connectivity concepts - API lifecycle management |
| Error Handling & Logging | 15% | - Custom error handlers - Default error handling - Logging and monitoring |
About the MuleSoft MCD-Level-1 Exam: FAQ
Delivery is instant: payment triggers an automatic email within a minute — unlimited installations, and 24/7 customer assisting for any downloading or purchasing issue if nothing arrives within 2 hours. If you fail the corresponding MCD-Level-1 exam within 60 days of purchase, choose your remedy: a full refund (scanned enrollment slip plus the official Score Report PDF within 2 days of the exam; processed within 7 days), waiting for the next updated version free, or a free change to two other equal-value dumps. Excluded: exams within 3 days of purchase, candidate names that don't match the payer, and free or expired products.
120 minutes for 60 questions. Fit the atmosphere in advance: timed sessions in the ExamPrepAway online engine make the formal pace feel practiced, not pressured.
Use the vendor's official registration channels:
The MuleSoft Certified Developer - Level 1 (Mule 4) is delivered Online proctored, closed-book exam — select whichever arrangement suits you when booking.
The MuleSoft Certified Developer - Level 1 (Mule 4) blueprint spans 6 domains — including DataWeave Transformations (20%), MuleSoft Fundamentals & Anypoint Platform (10%), API Design & Implementation (15%). Let the weightings direct your spare-time review; the full outline above lists every subtopic.
Yes — download the free MuleSoft Certified Developer - Level 1 (Mule 4) demo and evaluate the material before paying. Purchases include 365 days of free updates, each new version emailed immediately upon release; renew afterward at 50% off.
No mandatory prerequisites; recommended completion of Anypoint Platform Development: Fundamentals (Mule 4) course Eligibility rules change periodically, so confirm the current requirements on the official page (official MCD-Level-1 exam page) before registering.
Yes:
Courses give you the theory; the 235 practice questions for the MuleSoft Certified Developer - Level 1 (Mule 4) give you the rehearsal — every answer expert-verified.
The MuleSoft Certified Developer - Level 1 (Mule 4) is MuleSoft's certification exam for MuleSoft Certified Developer - Level 1 (Mule 4), at the Associate level. It validates job-ready skills, and passing it marks you as a verified professional. Related credentials include MuleSoft Certified Developer - Level 2, MuleSoft Certified Integration Architect.
$250 USD per attempt, 70% to pass. A retake costs the full fee again — effective preparation with the 235 practice questions for the MCD-Level-1 exam is the economical path.
MuleSoft Certified Developer - Level 1 (Mule 4) Sample Questions:
Refer to the exhibits.
The Mule Application is being debugged in Anypoint Studio and stops at breakpoint. What is the value of payload displayed in debugger at this breakpoint?
- A. Begin
- B. Finished
- C. Processing
Correct Answer: A 🗳️
Refer to the exhibit.
What is the correct syntax to add a customer ID as a URI parameter in an HTTP Listener's path attribute?
- A. (customerlD)
- B. {customerlD}
- C. ${ customerID}
- D. #[customerlD]
Correct Answer: B 🗳️
Refer to the exhibit.
What payload is returned from a request to http//localhost.8081/
Refer
to the exhibits, what payload is returned from a request to http://localhost;8081/?
- A. 4
- B. 1
- C. 3
- D. 2
Correct Answer: C 🗳️
Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).
Following Mulesoft's recommended API-led connectivity approach , an organization has created an application network. The organization now needs to create API's to transform , orchestrate and aggregate the data provided by the other API's in the application network. This API should be flexible enought ot handle the data from additional API's in future.
According to Mulesoft's recommended API-led connectivity approach , what is the best layer for this new API?
- A. Process layer
- B. Experience layer
- C. System layer
- D. Data layer
Correct Answer: A 🗳️
Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).
Where are values of query parameters stored in the Mule event by the HTTP Listener?
- A. Variables
- B. Attributes
- C. Inbound Properties
- D. Payload
Correct Answer: B 🗳️
Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).
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