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Salesforce Certified MuleSoft Developer I

certified-mulesoft-developer-i

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Question Types
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What's Included

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

Complete Exam Package

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

Current Level

Alternative Paths

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

Free practice questions, exam guides, and real exam‑style explanations in our Planet Cert simulator.

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

  • API-led connectivity becoming standard for enterprise integration
  • Increased focus on cloud-native development with CloudHub
  • Growing demand for integration specialists with MuleSoft skills
  • Shift towards DevOps practices in integration development
  • Rising importance of API security and governance

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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Student Reviews

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Sarah ChenSenior Developer

I passed on my first attempt thanks to this comprehensive practice exam. Worth every penny!

Michael RodriguezSolutions Architect

The detailed explanations helped me understand not just the answers, but the concepts behind them.

Emily JohnsonDevOps Engineer

Study Resources

Anypoint Platform Development: Fundamentals - DEX401MuleSoft Training
Anypoint Studioofficial
Anypoint Platform Trialofficial
MuleSoft Certified Developer Level 1 Study GuideFocus on Force
Introducing MuleSoft Certified Developer – Level 1 (Mule 4) CertificationMuleSoft Blog
MuleSoft Certified Developer Level 1 Exam GuideMedium/ForceDigest
https://trailheadacademy.salesforce.com/certificate/exam-mule-dev---Mule-Dev-201syllabus
https://trailhead.salesforce.com/credentials/mulesoftdeveloperisyllabus
SAVE 5%
$79.99
$75.99

certified-mulesoft-developer-i - 1 item(s)

Exam SimulatorInteractive practice tests
$75.99
Lifetime Access & Updates
Access on Mobile & Desktop
Save more with Multi-exam Discounts
Applies automatically
2 exams25% off
3 exams30% off
4 exams35% off
5 exams40% off
6+ exams45% off
Question Types
Multiple choiceFill in the blankDiagramsCase studies