Topics of MuleSoft Certified Developer - Integration and API Associate (Mule 3) Exam

Candidates must know the exam topics before they start of preparation. Because it will really help them in hitting the core. Our MuleSoft Certified Developer - Integration and API Associate (Mule 3) exam dumps will include the following topics:

1. Explaining application network basics

• Define and describe the benefits of API-led connectivity and application networks.
• Describe the capabilities and high-level components of Anypoint Platform for the API lifecycle.
• Define and correctly use the terms API, API implementation, API interface, API consumer, and API - invocation.
• Explain MuleSoft's proposal for closing the IT delivery gap.
• Describe the basics of the HTTP protocol and the characteristics of requests and responses.
• Describe the purpose and roles of a Center for Enablement (C4E).
• Describe the role and characteristics of the “modern API.”

2. Designing and consuming APIs

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

3. Accessing and modifying Mule events

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

4. Structuring Mule applications

• 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.
• Specify what data (payload, attributes, variables) is persisted between flows when a Flow Reference - is used.
• 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.

5. Building API implementation interfaces

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

6. Routing events

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

7. Handling errors

• Map errors to custom application errors.
• Use the Try scope to specify error handlers for one or more event processors.
• Describe the data structure of the Mule Error object.
• Describe the default error handling in a Mule application.
• Create one or more error handlers for a flow.
• 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.

8. Transforming data with DataWeave

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

9. Using Connectors

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

10. Processing records

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

11. Debugging and troubleshooting Mule applications

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

12. Deploying and managing APIs and integrations

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

Reference: https://training.mulesoft.com/exam/mcd-assoc

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