The MuleSoft Developer I Certifications, widely recognized in the tech industry, have now been seamlessly integrated into the Salesforce Certified MuleSoft Developer I Certification. To support candidates preparing for this exam, PassQuestion has recently released an updated version of the Salesforce Certified MuleSoft Developer I Exam Questions which cover all the exam objectives in depth, ensuring a comprehensive understanding of the subject matter. The Salesforce Certified MuleSoft Developer I Exam Questions are compiled by a team of experts, to ensure you can score excellently in your exam. The in-depth coverage of the Salesforce Certified MuleSoft Developer I Exam Questions ensures that you gain a comprehensive understanding, which will prove invaluable as you move forward in your career.

Salesforce Certified MuleSoft Developer I Credential

The Salesforce Certified MuleSoft Developer I qualification is tailored for individuals with hands-on experience with basic Mule 4 projects under guidance and supervision. Those certified are competent in designing, constructing, testing, debugging, deploying, and managing rudimentary APIs and integrations, transitioning between Anypoint Platform and Anypoint Studio. This credential is a necessary prerequisite for the Salesforce MuleSoft Developer II qualification.

The exam affirms that a developer possesses the requisite knowledge and skillset to successfully undertake basic Mule 4 projects, involving the design, construction, testing, debugging, deployment, and management of elementary APIs and integrations, moving between Anypoint Platform and Anypoint Studio.

Exam Information

Content: 60 multiple-choice questions and up to five non-scored questions
Time allotted to complete the exam: 120 minutes (time allows for unscored questions)
Passing score: 70%
Registration fee: USD 200, plus applicable taxes as required per local law
Retake fee: USD 100, plus applicable taxes as required per local law
Delivery options: Proctored exam delivered onsite at a testing center or in an online environment; 
References: No hard-copy or online materials may be referenced during the exam.
Prerequisite: None

Salesforce Certified MuleSoft Developer I Exam Objectives

The Salesforce Certified MuleSoft Developer I Exam measures a candidate's knowledge and skills related to the following objectives. Candidates should have experience working on basic Mule 4 projects with guidance and supervision. Candidates should also have knowledge of core integration and application programming interface (API)-led connectivity terminology and concepts, as well as the components and benefits of Anypoint Platform for system integration and API management.

Creating Application Networks      7%

• 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).
• 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.
• 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.

Designing APIs:     8%

• Describe the lifecycle of the “modern API.”
• Use RAML to define API resources, nested resources, and methods.
• Identify when and how to define query parameters vs URI parameters.
• Use RAML to define API parameters, requests, and responses.
• Use RAML to define reusable data types and format-independent examples.
• Read a RAML spec and formulate RESTful requests with query parameters and/or headers as appropriate.

Accessing and modifying Mule events: 10%

• Describe the Mule event data structure.
• Use transformers to set event payloads, attributes, and variables.
• Write DataWeave expressions to access and modify event payloads, attributes, and variables.
• Enrich Mule events using target parameters.

Structuring Mule applications: 10%

• Parameterize an application using property placeholders.
• Define and reuse global configurations in an application.
• Break an application into multiple flows using private flows, subflows, and the Flow Reference component.
• Specify what data (payload, attributes, variables) is persisted between flows when a Flow Reference is used.
• Specify what data (payload, attributes, variables) is persisted between flows when a Mule event crosses a connection boundary.
• Specify what data (payload, attributes, variables) exists in a flow before and after a call in the middle of a flow to an external resource.

Building API implementation interfaces: 7%

• Manually create a RESTful interface for a Mule application.
• Generate a REST Connector from a RAML specification.
• Describe the features and benefits of APIkit.
• Use APIkit to create implementation flows from a RAML file.
• Describe how requests are routed through flows generated by APIkit.

Using Connectors: 10%

• Retrieve data from a Database using the Database connector.
• Create parameterized SQL queries for the Database connector.
• Retrieve data from a REST service using HTTP Request or a REST Connector.
• Use a Web Service Consumer connector to consume SOAP web services.
• Use the Transform Message component to pass arguments to a SOAP web service.
• List, read, and write local files using the File connector.
• List, read, and write remote files using the FTP connector.
• Use the JMS connector to publish and listen for JMS messages.

Processing records: 10%

• List and compare and contrast the methods for processing individual records in a collection.
• Explain how Mule events are processed by the For Each scope.
• Use the For Each scope to process records.
• Explain how Mule events are processed by the Batch Job scope.
• Use a Batch Job with Batch Steps and a Batch Aggregator to process records.
• Use the Scheduler component to trigger a flow.
• Use connector listeners to trigger flows.
• Describe the features, benefits, and process to use watermarking.
• Describe the features, benefits, and process to use automatic watermarking vs. manual watermarking.
• Use connectors with automatic watermarking capabilities.
• Persist data between flow executions using the Object Store.

Transforming data with DataWeave: 10%

• Write DataWeave scripts to convert JSON, XML, and Java data structures to different data structures and data types.
• Use DataWeave functions.
• Define and use DataWeave variables, functions, and modules.
• Define and use custom data types.
• Apply correct DataWeave syntax to coerce data types.
• Apply correct DataWeave syntax to format strings, numbers, and dates.
• Call Mule flows from a DataWeave script.

Routing events: 8%

• Use the Choice router to route events based on conditional logic.
• Use the Scatter-Gather router to multicast events.
• Validate data using the Validation module.

Handling errors: 8%

• Describe the default error handling in a Mule application.
• Define a custom global default error handler for an application and identify in what situations it will be used.
• Compare and contrast how the On Error Continue and On Error Propagate scopes work.
• Create one or more error handlers for a flow.
• Use the Try scope to specify error handlers for one or more event processors.
• Describe the data structure of the Mule Error object.
• Map errors to custom application errors.

Debugging and troubleshooting Mule applications: 5%

• Use breakpoints to inspect a Mule event during runtime.
• Install missing Maven dependencies.
• Read and decipher Mule log error messages.

Deploying and managing APIs and integrations: 7%

• Package Mule applications for deployment.
• Deploy applications to CloudHub.
• Use CloudHub properties to ensure deployment success.
• Create and deploy API proxies.
• Connect an API implementation to API Manager using autodiscovery.
• Use policies, including client ID enforcement, to secure an API.
• Create SLA tiers and apply SLA based policies.

View Online Salesforce Certified MuleSoft Developer I Free Questions

1. The new RAML spec has been published to Anypoint Exchange with client credentials.
What is the next step to gain access to the API?
A. Request access to the API in Anypoint Exchange
B. Email the owners of the API
C. Create a new client application
D. No additional steps needed
Answer: A

2. Which Mule component provides a real-time, graphical representation of the APIs and mule applications that are running and discoverable?
A. API Notebook
B. Runtime Manager
C. Anypoint Visualizer
D. API Manager
Answer: C

3. What is the main purpose of flow designer in Design Center?
A. To design and develop fully functional Mule applications in a hosted development environment
B. To design API RAML files in a graphical way
C. To design and mock Mule application templates that must be implemented using Anypoint Studio
D. To define API lifecycle management in a graphical way
Answer: A

4. An SLA based policy has been enabled in API Manager.
What is the next step to configure the API proxy to enforce the new SLA policy?
A. Add new property placeholders and redeploy the API proxy
B. Add new environment variables and restart the API proxy
C. Restart the API proxy to clear the API policy cache
D. Add required headers to the RAML specification and redeploy the new API proxy
Answer: D

5. According to MuleSoft. what is the first step to create a Modern API?
A. Gather a list of requirements to secure the API
B. Create an API specification and get feedback from stakeholders
C. Performance tune and optimize the backend systems and network
D. Create a prototype of the API implementation
Answer: B

6. An API specification is designed using RAML.
What is the next step to create a REST Connector from this API specification?
A. Download the API specification and build the interface using APIkit
B. Publish the API specification to Any point Exchange
C. Implement the API specification using flow designer in Design Center
D. Add the specification to a Mule project's src/main/resources/api folder
Answer: B

7. How does APIkit determine the number of flows to generate from a RAML specification?
A. Creates a separate flow for each resource
B. Creates a separate flow for each HTTP method
C. Creates a separate flow for each response status code
D. Creates a separate flow for each resource that contains child resources
Answer: B

8. What MuleSoft API-led connectivity layer is intended to expose part of a backend database without business logic?
A. Data layer
B. Process layer
C. Experience layer
D. System layer
Answer: D

9. An API has been created in Design Center.
What is the next step to make the API discoverable?
A. Publish the API to Anypoint Exchange
B. Publish the API from inside flow designer
C. Deploy the API to a Maven repository
D. Enable autodiscovery in API Manager
Answer: A

10. An API instance of type API endpoint with API proxy is created in API manager using an API specification from Anypoint Exchange. The API instance is also configured with an API proxy that is deployed and running in CloudHub.
An SLA- based policy is enabled in API manager for this API instance.
Where can an external API consumer obtain a valid client ID and client secret to successfully send requests to the API proxy?
A. In the organization's public API portal in Anypoint Exchange, from an approved client application for the API proxy
B. In Anypoint Studio, from components generated by APIkit for the API specification
C. In Anypoint Studio, from components generated by Rest Connect for API specification
D. In Runtime Manager, from the properties tab of the deployed approved API proxy
Answer: A