Salesforce Certified MuleSoft Developer I

certified-mulesoft-developer-i

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What's Included

73
Practice Questions
1
Exam Versions
2
Languages
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Oct 18, 2025
Updated

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73 certified-mulesoft-developer-i practice questions with detailed explanations

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Exam Details

Duration120 min
Passing Score70%
Languages English +1
LevelProfessional
TestingOnline Proctored
Valid For2 years
Exam Cost$200

What topics are on the CERTIFIED-MULESOFT-DEVELOPER-I exam?

1

Explaining Application Network Basics

1.1
MuleSoft IT Delivery Gap Solution
1 subtopics
1.1.1IT Delivery Gap
Learning Objectives
  • Explain MuleSoft's proposal for closing the IT delivery gap
  • Describe the role and characteristics of the modern API
  • Describe the purpose and roles of a Center for Enablement (C4E)
1.2
API-Led Connectivity Fundamentals
1 subtopics
1.2.1API Terminology and Concepts
Learning Objectives
  • Define and describe the benefits of API-led connectivity and application networks
  • Define and correctly use the terms API, API implementation, API interface, API consumer, and API invocation
1.3
HTTP Protocol and Anypoint Platform
2 subtopics
1.3.1HTTP Protocol Basics
1.3.2Anypoint Platform Components
Learning Objectives
  • Describe the basics of the HTTP protocol and the characteristics of requests and responses
  • Describe the capabilities and high-level components of Anypoint Platform for the API lifecycle
Domain Hands-on Skills
Navigate Anypoint PlatformIdentify API lifecycle stagesUnderstand C4E organizational structure
Common Mistakes to Avoid
  • Confusing API interface with API implementation
  • Misunderstanding C4E roles
  • Incorrect HTTP method selection
2

Designing and Consuming APIs

3

Accessing and Modifying Mule Events

4

Structuring Mule Applications

5

Building API Implementation Interfaces

6

Routing Events

7

Handling Errors

8

Transforming Data with DataWeave

9

Using Connectors

10

Processing Records

11

Debugging and Troubleshooting Mule Applications

12

Deploying and Managing APIs and Integrations

How do I earn the Salesforce Certified MuleSoft Developer I certification?

Official Pathway Guidance

Track: MuleSoft Developer

Prerequisites

  • Mule-101Salesforce Certified MuleSoft Integration FoundationsOptional
    Associate-level certification providing foundational knowledge

Next Steps

Certification Maintenance

  • Recertification Options:
    Pass the MuleSoft Certified Developer - Level 1 MAINTENANCE exam to extend validity

How do I study for the CERTIFIED-MULESOFT-DEVELOPER-I Exam?

Practice the Salesforce Certified MuleSoft Developer I with our Exam Simulator

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Official Training

Anypoint Platform Development: Fundamentals - DEX401MuleSoft Training

Official Documentation

MuleSoft DocumentationOfficial DocumentationCreate a Mule App with Database and DataWeaveTutorialMuleSoft Certified Developer (MCD) Exam PrepMuleSoft

Hands-on Labs

Anypoint StudioDevelopment EnvironmentAnypoint Platform TrialCloud Platform

Learn more about this exam

MuleSoft Certified Developer Level 1 Study GuideFocus on ForceIntroducing MuleSoft Certified Developer – Level 1 (Mule 4) CertificationMuleSoft BlogMuleSoft Certified Developer Level 1 Exam GuideMedium/ForceDigest

Study Tips

  • Complete the DEX401 training course for comprehensive coverage
  • Practice hands-on in Anypoint Studio with real projects
  • Focus on DataWeave transformations - heavily tested
  • Understand the differences between Flow Reference, private flows, and subflows
  • Practice error handling scenarios
  • Know when to use query parameters vs URI parameters
  • Understand connector configuration for Database, HTTP, File, FTP, JMS
  • Practice CloudHub deployment and API policy application
  • Review all 12 exam domains thoroughly

What's changed on this exam?

Status: ACTIVE

Technology Coverage

Mule Runtime 4.64.6

Java 17 support now part of platform knowledge

Released: 2024-Q4
DataWeave 2.02.x

Core exam topic with continuous enhancements

Released: ongoing
Anypoint Platformlatest

Platform components and API lifecycle management central to exam

Released: continuous

Industry Trends

Who should take this exam?

Recommended Experience

  • Experience working on basic Mule 4 projects with guidance and supervision
  • Familiarity with Anypoint Platform and Anypoint Studio
  • Basic understanding of API-led connectivity
  • Knowledge of DataWeave 2.0
  • Experience with integration patterns

Experience Level: Intermediate

How do I register & what's the exam fee?

Exam Cost$200 USD
Testing CentersOnline Proctored
Online ProctoringAvailable

How long is the certification valid?

Valid For2 years
Recertification
  • Take the MuleSoft Certified Developer - Level 1 MAINTENANCE exam

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