From a free demo to 2026 updates and a 60-day money back guarantee, Actual4Exams covers the full MCD-Level1-Delta preparation journey. Get the 102 MuleSoft Certified Developer - Level 1 (Mule 4) DELTA practice questions in PDF, desktop, or online format and study on your own terms.
MuleSoft MCD-Level1-Delta Exam Overview:
| Certification Vendor: | MuleSoft |
|---|---|
| Exam Name: | MuleSoft Certified Developer - Level 1 (Mule 4) DELTA |
| Exam Number: | MCD-Level1-Delta |
| Exam Format: | Multiple-Choice |
| Real Exam Qty: | 35 |
| Exam Duration: | 75 minutes |
| Exam Price: | Approx. 250 USD |
| Related Certifications: | MuleSoft Certified Developer - Level 1 (Mule 4) |
| Certificate Validity Period: | 2 years |
| Passing Score: | 70% |
| Available Languages: | English |
| Sample Questions: |  |
| Exam Way: | Proctored computer-based exam at testing centers or online proctored delivery |
| Pre Condition: | Must hold MuleSoft Certified Developer - Level 1 (Mule 4) or equivalent Mule 3 certification |
| Official Syllabus URL: | https://training.mulesoft.com/exam/mcd-level1-delta |
MuleSoft MCD-Level1-Delta Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Data Transformation | - Using DataWeave
|
| Deployment and Management | - Deploy basics
|
| Error Handling and Debugging | - Handling errors in flows
|
| Mule 4 Fundamentals | - Core Mule 4 concepts
|
| API and Integration Development | - Designing and developing APIs
|
MuleSoft Certified Developer - Level 1 (Mule 4) DELTA (MCD-Level1-Delta) — Questions Candidates Actually Ask
The MCD-Level1-Delta exam, officially known as MuleSoft Certified Developer - Level 1 (Mule 4) DELTA, is the MuleSoft test that leads to the MuleSoft Certified Developer certification at the Associate level. Passing it validates the skills employers expect from a certified professional. It is also associated with related credentials such as MuleSoft Certified Developer - Level 1 (Mule 4).
The MCD-Level1-Delta exam contains 35 questions, and you have 75 minutes to complete them. Work out your per-question pace before test day, and flag slow items instead of stalling on them — time pressure, not knowledge, sinks many first attempts. Timed mock exams in the Actual4Exams test engines are the most reliable way to build that rhythm.
The passing score for the MCD-Level1-Delta exam is 70%, and the official registration fee is Approx. 250 USD. If you miss the mark, a retake means paying the full fee again, so book your seat only when you are ready. A practical benchmark: score consistently above the passing line on timed practice tests before scheduling the real exam.
Must hold MuleSoft Certified Developer - Level 1 (Mule 4) or equivalent Mule 3 certification
Entry requirements can change, so confirm the latest conditions on the official exam page: https://training.mulesoft.com/exam/mcd-level1-delta.
Yes. A free PDF demo of the MuleSoft Certified Developer - Level 1 (Mule 4) DELTA questions is available, so you can check the question style and answer quality before you pay. Every purchase also includes 365 days of free updates, and if the product expires you can renew the update service at a 50% discount from your member zone.
If you take the corresponding MCD-Level1-Delta exam within 60 days of purchase and do not pass, you can apply for a full refund under the 100% Money Back Guarantee: submit a scan of your enrollment slip and your official Score Report (PDF) within 2 days of the exam date, and the claim is processed within 7 days. Attempts made within 3 days of purchase, downloads without an actual exam attempt, free materials, and expired orders are not eligible, and the candidate name must match the payer name. Prefer new material instead of a refund? You can exchange your purchase for two free products of equal value and keep the update service on your original product. As for delivery, the files are available for instant download and are also emailed to you within one minute of payment — if nothing arrives within 2 hours, contact customer service. There is no limit on how many computers you can install the product on.
The official MuleSoft Certified Developer - Level 1 (Mule 4) DELTA outline is organized into 5 domains. The first three are:
- Deployment and Management
- Mule 4 Fundamentals
- Data Transformation
See the complete exam topics section above for the full outline and the weighting of every domain.
MuleSoft Certified Developer - Level 1 (Mule 4) DELTA Sample Questions:
What module and operation will throw an error if a Mule event's payload is not a number?
- A. Filter module's Is number operation
- B. Validation module's Is number operation
- C. None of these
- D. Validation module's Is not a number operation
Refer to the exhibit.
In the execution of the Scatter-Gather, the "steep 1 sec" Flow Reference takes about 1 second to complete, and the "sleep 5 sees" Row Reference takes about 5 seconds to complete.
About how many seconds does it take from the time the Scatter-Gather is called until the Set Payload transformer is called?
- A. 1
- B. 5
- C. 6
- D. 0
Refer to the exhibits.
A web client sends a POST request with the payload {"oid": "1000", "itemid": "AC200", "qty": "4" } to the Mule application. The File Write operation throws a FILE:CONNECTIVITY error.
What response message is returned to the web client?
- A. "ORDER:NOT_CREATED"
- B. ''FILE:CONNECnvnY'
- C. "OTHER ERROR"
- D. "File written"
Refer to the exhibit.
What should be changed to fix the 415 error?
- A. set the response Content-Type header to text/plain
- B. Set the request Content-Type header to ap pi I cation/] son
- C. set the response Content-Type header to application/json
- D. set the request Content-Type header to text/plain
Refer to the exhibits.
A Mule application contains a Choice router. What is logged when the flow completes?
- A. EU
- B. "REGION"
- C. US
- D. ["US", "EU"]
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