MuleSoft Certified Developer - Level 1 (Mule 4): MCD-Level-1 Exam
"MuleSoft Certified Developer - Level 1 (Mule 4)", also known as MCD-Level-1 exam, is a MuleSoft Certification. With the complete collection of questions and answers, PrepPDF has assembled to take you through 235 Q&As to your MCD-Level-1 Exam preparation. In the MCD-Level-1 exam resources, you will cover every field and category in MuleSoft Certified Developer Certification helping to ready you for your successful MuleSoft Certification.
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- Exam Code: MCD-Level-1
- Exam Name: MuleSoft Certified Developer - Level 1 (Mule 4)
- Certification Provider: MuleSoft
- Corresponding Certification: MuleSoft Certified Developer
- Updated: Sep 23, 2026
- No. of Questions: 235 Questions & Answers with Testing Engine
- Download Limit: Unlimited
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MuleSoft MCD-Level-1 Exam Overview:
| Certification Vendor: | Salesforce (MuleSoft) |
|---|---|
| Exam Name: | MuleSoft Certified Developer - Level 1 (Mule 4) |
| Exam Number: | MCD-Level-1 |
| Certificate Validity Period: | 2 years |
| Exam Duration: | 120 minutes |
| Exam Price: | $200 USD |
| Available Languages: | Japanese, English |
| Exam Format: | Online Proctored, Multiple Choice, Multiple Select, Scenario-based Questions |
| Real Exam Qty: | Approximately 60 |
| Related Certifications: | MuleSoft Certified Developer - Level 2 MuleSoft Certified Integration Architect |
| Passing Score: | 70% |
| Recommended Training: | Anypoint Platform Development Courses MuleSoft Developer Fundamentals (Trailhead) |
| Exam Registration: | Salesforce MuleSoft Certification Registration CertMetrics Exam Portal |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored exam via Salesforce Certification platform (CertMetrics) |
| Pre Condition: | No strict prerequisites required. Recommended: basic knowledge of integration concepts and completion of MuleSoft Developer Fundamentals training. |
| Official Syllabus URL: | https://trailhead.salesforce.com/credentials/mulesoftdeveloper1 |
MuleSoft MCD-Level-1 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| DataWeave | - Data transformation basics - Mapping and functions |
| Deployment and Operations | - Monitoring and logging - CloudHub deployment |
| Implementing Mule Applications | - Connectors and components - Mule flows and event processing |
| Anypoint Platform Fundamentals | - Anypoint Platform components - API-led connectivity concepts |
| Designing APIs | - RAML basics - API design best practices |
| Error Handling and Debugging | - Debugging Mule applications - Error types and strategies |
MCD-Level-1 Exam Questions — Answered Honestly
The MuleSoft Certified Developer - Level 1 (Mule 4) exam requires 70% to pass, and registration costs $200 USD. A failed attempt means paying the same fee again — a readiness check with the PrepPDF engines before booking is the cheaper option.
MuleSoft recommends these training resources for the MuleSoft Certified Developer - Level 1 (Mule 4) exam:
Follow the training with steady self-testing — the 235 practice questions from PrepPDF help you apply theory and fill any gaps the training leaves.
The MCD-Level-1 exam is a MuleSoft certification exam validating the MuleSoft Certified Developer - Level 1 (Mule 4) syllabus shown above. It belongs to these credential paths: MuleSoft Certified Developer - Level 2, MuleSoft Certified Integration Architect. Candidates in 2026 prepare for it with PrepPDF's 235 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
PrepPDF issues a full refund if you take the MuleSoft Certified Developer - Level 1 (Mule 4) 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.
Online proctored exam via Salesforce Certification platform (CertMetrics) Register for the MuleSoft Certified Developer - Level 1 (Mule 4) exam through these official channels:
After booking, PrepPDF delivers your practice questions within 1 minute — preparation starts the same day.
The MuleSoft Certified Developer - Level 1 (Mule 4) exam contains Approximately 60 to complete within 120 minutes. Timed simulation in the PrepPDF Desktop Test Engine teaches that rhythm before exam day does.
The official MuleSoft Certified Developer - Level 1 (Mule 4) outline defines 6 domains. The leading three are Anypoint Platform Fundamentals, Deployment and Operations, and Error Handling and Debugging. The full list is in the topics section above, and PrepPDF's 235 practice questions cover each one.
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 235 practice questions are identical across versions. Every purchase includes 365 days of free updates — whenever a new version is compiled, it is sent to you automatically — plus a 50% renewal discount afterward and unlimited computer installations.
No strict prerequisites required. Recommended: basic knowledge of integration concepts and completion of MuleSoft Developer Fundamentals training. Since requirements change over time, confirm the latest on the official MuleSoft exam page before scheduling.
MuleSoft Certified Developer - Level 1 (Mule 4) Sample Questions:
A RAML example fragment named StudentExample.raml is placed in the examples folder in an API specification project. What is the correct syntax to reference the fragment?
- A. examples: !include StudentExample.raml
- B. examples: !include examples/StudentExample.raml
- C. examples: #import StudentExample.raml
- D. examples: #import examples/StudentExample.raml
Correct Answer: B 🗳️
Explanation: Only visible for PrepPDF members. You can sign-up / login (it's free).
A Mule project contains a DataWeave module like WebStore.dwl that defines a function named loginUser.
The module file is located in the project's src/main/resources/libs/etl 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. 1. 1. import * from libs::etl
2. 2. ---
3. 3. WebStore::loginUser("[email protected]") - B. 1. 1. import libs.etl.WebStore
2. 2. ---
3. 3. loginUser("[email protected]") - C. 1. 1. import * from libs::etl::WebStore
2. 2. ---
3. 3. loginUser("[email protected]") - D. 1. 1. import libs.etl
2. 2. ---
3. 3. WebStore.loginUser("[email protected]")
Correct Answer: C 🗳️
Explanation: Only visible for PrepPDF members. You can sign-up / login (it's free).
How many Mule applications can run on a CloudHub worker?
- A. At least one
- B. None of these
- C. At most one
- D. Depends
Correct Answer: C 🗳️
Refer to the exhibit.
How many private flows does APIKIT generate from the RAML specification?
- A. 4
- B. 2
- C. 1
- D. 3
Correct Answer: A 🗳️
Refer to the exhibits.
The Batch Job scope processes the array of strings
After the Batch Job scope completes processing the input payload what information is logged by the Logger component?
- A.
- B.
- C.
- D.
Correct Answer: D 🗳️
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