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Exam Review

Key Facts: Salesforce MuleSoft Developer Exam

60

Scored Questions

Salesforce Certified MuleSoft Developer Exam Guide

120 min

Exam Time

Salesforce Certified MuleSoft Developer Exam Guide

70%

Passing Score

Salesforce Certified MuleSoft Developer Exam Guide

$200

Exam fee before local taxes

Salesforce pricing

12

Blueprint Domains

Salesforce Certified MuleSoft Developer Exam Guide

8-12 wks

Example study schedule

Open Exam Prep editorial plan; adjust to experience

The MuleSoft Developer exam has 60 scored multiple-choice questions plus up to 5 unscored questions, 120 minutes, and a 70% passing score. Registration is US$200 plus applicable taxes. Five equally weighted 10% sections cover Mule events, application structure, connectors, records and DataWeave; review all 12 sections.

Sample Salesforce MuleSoft Developer Practice Questions

Try these sample questions to review concepts for the Salesforce MuleSoft Developer exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 200+ question experience with AI tutoring.

1A retailer wants to expose SAP product master data to multiple integration teams without exposing SAP-specific structures directly. Which API layer should wrap SAP first?
A.System API
B.Process API
C.Experience API
D.API proxy
Explanation: System APIs expose systems of record in a stable, reusable way while hiding source-specific complexity. That keeps downstream consumers from coupling directly to SAP schemas and authentication details.
2A company already has system APIs for CRM and billing. A mobile app and customer portal both need a unified account summary, but each channel wants a different representation. Which layer should aggregate core data once for reuse?
A.Experience API
B.Process API
C.System API
D.API policy
Explanation: A Process API is the right place to combine and orchestrate data from multiple system APIs for reuse. Experience APIs can then shape that common result differently for the mobile app and portal.
3The same order-tracking capability must be optimized separately for a mobile app and a contact center desktop. Which layer should own channel-specific formatting and protocol concerns?
A.System API
B.Process API
C.Experience API
D.Exchange
Explanation: Experience APIs tailor data for a specific channel or consumer experience. They are where format, payload shape, and protocol choices that differ by audience should live.
4Where should a MuleSoft team publish a reusable connector template and RAML fragment so other teams can discover and reuse them?
A.Anypoint Exchange
B.Runtime Manager
C.API Manager
D.Object Store
Explanation: Anypoint Exchange is the catalog for reusable assets such as API specs, fragments, connectors, templates, and examples. Publishing there makes the asset discoverable and governed across teams.
5An API is already implemented and deployed. The team now must enforce client ID policy and review analytics without changing code. Which Anypoint Platform capability fits best?
A.Design Center
B.API Manager
C.Exchange
D.Runtime Manager
Explanation: API Manager applies policies, manages contracts, and exposes analytics for managed APIs. That lets the team enforce client credentials and rate limits without changing the implementation code.
6An operations engineer needs to see worker status, restart a deployed application, and review logs in CloudHub. Which platform component is primarily used?
A.Exchange
B.Runtime Manager
C.API Designer
D.Access Management
Explanation: Runtime Manager is used to deploy, monitor, restart, and inspect running Mule applications and workers. It is operational tooling, not the place to author API contracts.
7During architecture review, a team notices each new consumer is calling five backend systems directly and duplicating orchestration logic. What API-led problem does this most clearly indicate?
A.Too many experience APIs
B.Point-to-point integration sprawl
C.Overuse of policies
D.Excessive use of Exchange
Explanation: Duplicated orchestration spread across consumers is a classic sign of point-to-point integration sprawl. API-led connectivity reduces that by centralizing reusable business orchestration in shared APIs.
8A legacy ERP changes its SOAP schema frequently. To minimize downstream breakage, where should the translation from ERP-specific fields into a stable canonical model primarily happen?
A.Experience API
B.Process API
C.System API
D.API portal
Explanation: Backend-specific translation belongs in the System API because that layer isolates consumers from source-system volatility. If the ERP schema changes, the System API absorbs the change instead of forcing every downstream API to adapt.
9A bank wants one reusable business service that combines customer, account, and transaction data for web, mobile, and branch applications. Which API-led layer is the best place for that orchestration?
A.Experience API
B.Process API
C.System API
D.API proxy
Explanation: A Process API is meant to compose business data from multiple systems into a reusable domain service. That shared orchestration can then be consumed by several experience-specific APIs.
10Which Anypoint Platform feature helps architects visualize discovered dependencies and classify nodes by API-led layers?
A.API Visualizer
B.DataGraph
C.Code Builder
D.Secrets Manager
Explanation: API Visualizer helps architects discover dependencies and classify nodes into API-led layers. It is useful for seeing whether the application network is evolving toward reusable patterns or back toward point-to-point links.

About the Salesforce MuleSoft Developer Exam

The Salesforce Certified MuleSoft Developer exam assesses basic Mule 4 APIs and integrations developed with guidance and supervision. Its 12 sections cover API concepts, Mule events and flows, connectors, record processing, DataWeave, routing, errors, debugging, and deployment. Production-ready DevOps implementations and advanced reliability or security engineering are outside the stated candidate expectations.

Exam sponsor: Salesforce / Pearson VUE. The requirements and fees below concern the certification or admission exam, separate from our free practice resources.

Assessment

60 multiple-choice questions (plus up to 5 unscored items on some deliveries)

Time Limit

120 minutes

Passing Score

70%

Exam / Certification Fees

$200 USD plus applicable local taxes

Exam sponsor website

Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.

Our practice resources: topics covered

We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.

7%

Creating Application Networks

Application networks, API-led connectivity, C4E, and consuming REST services.

8%

Designing APIs

REST methods and resources, request parameters, and API responses.

10%

Accessing and Modifying Mule Events

Payloads, attributes, variables, and connector targets in Mule events.

10%

Structuring Mule Applications

Configuration and properties files, flows, subflows, and flow references.

7%

Building API Implementation Interfaces

Implementing API specifications manually or with APIkit.

10%

Using Connectors

Database, file and FTP access, and retrieving or combining data within flows.

10%

Processing Records

For Each, batch processing, database listeners, and persistent data.

10%

Transforming Data

DataWeave transformations, type conversion, functions, and reusable modules.

8%

Routing Events

Choice, Scatter-Gather, and event validation.

8%

Handling Errors

Global and local error handling, Try scopes, and custom errors.

5%

Debugging and Troubleshooting Mule Applications

Identifying and diagnosing errors in Mule applications.

7%

Deploying and Managing APIs and Integrations

CloudHub deployment, API proxies, autodiscovery, and policies.

Preparing for the Salesforce MuleSoft Developer Exam

What You Need to Know

  • Passing score: 70%
  • Assessment: 60 multiple-choice questions (plus up to 5 unscored items on some deliveries)
  • Time limit: 120 minutes
  • Exam / certification fees: $200 USD plus applicable local taxes Official sources

Using Our Practice Resources

  • Work through all 200 available questions
  • Review every answer and explanation
  • Track weak areas and revisit them
  • Use our AI tutor for tough concepts

Salesforce MuleSoft Developer: Suggested Study Strategy

1Map the 12 domains to real build tasks so the blueprint turns into concrete Mule 4 muscle memory rather than memorized definitions.
2Practise DataWeave selectors, coercion, functions and output formats using small transformations and explain the results.
3Know the Mule event cold: payload, attributes, vars, target variables, and how each changes as processors run.
4Compare similar scopes directly such as For Each vs Batch Job, Choice vs Scatter-Gather, and On Error Continue vs On Error Propagate.
5Deploy at least one application to CloudHub and review Runtime Manager, properties, logs, and API Manager behavior before test day.
6Use practice questions to identify gaps, then reproduce uncertain flow, connector and error-handling behavior in small Mule applications.

Frequently Asked Questions

How many questions are on the Salesforce MuleSoft Developer exam?

The official Salesforce guide lists 60 scored multiple-choice questions and up to 5 unscored questions within 120 minutes. The passing score is 70%. The 200 questions available here are an independent practice bank, not the real exam length.

Which MuleSoft Developer domains carry the most weight?

Five sections each carry 10%: Mule events, application structure, connectors, processing records, and transforming data. Together they account for 50%; the other seven sections also contribute to the result.

Where should I check the current exam and maintenance requirements?

Use the Salesforce Certified MuleSoft Developer exam guide and Trailhead Academy before booking. The guide checked on October 29, 2026 names the credential without “I” and lists Spring ’24 as the exam release. It requires an annual Trailhead maintenance badge; follow the assigned maintenance deadline.

Do you need another Salesforce certification first?

No prerequisite is listed. Salesforce recommends practical experience and preparation for basic Mule 4 integration work, including Anypoint Studio, APIs, DataWeave, connectors and error handling.

How should you study for MuleSoft Developer?

An editorial example is 80-140 hours over 8-12 weeks, adjusted to your background; this is not a Salesforce requirement or measured typical duration. Build small integrations, practise DataWeave and event handling, and use timed mixed questions to identify gaps.