A team must roll out a breaking change to an existing customer API while keeping older mobile clients working. Which versioning approach aligns with MuleSoft's recommendation for production-ready APIs?
Production Ready Apis
Question · Easy
An API exposed through API Manager must enforce per-application throttling. Which API policy should be applied to the API instance?
A Mule application must cache GET responses at the API edge so repeated calls do not hit the backend. Which option is the best fit?
Question · Medium
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A consumer system must be notified asynchronously when an order status changes. Which Mule pattern best implements an HTTP webhook callback?
An API implementation must register itself with API Manager so that policies are enforced without manually deploying a proxy. Which configuration enables this?
A custom API policy must run before any other policy applied to the API. Which configuration achieves this?
Question · Hard
A team wants to apply different rate limits per partner. They have created SLA tiers Gold and Silver. Which combination of policies is required?
What is the recommended way to expose an API specification across multiple business groups for reuse?
Which combination implements server-side caching of GET API invocations without changing flow code?
A new API revision has been published. The team wants to keep both v1 and v2 callable through API Manager so existing partners can migrate gradually. What should the team do?
Which feature in API Manager allows applying a policy to all APIs in an environment without editing each API instance?
An API implementation runs in two environments: dev and prod. Which approach is recommended to keep API Manager registration environment-aware?
A custom policy must read a header set by an upstream Client ID Enforcement policy. What ensures the custom policy sees that header?
Which Maven goal builds a deployable Mule application archive?
Maintainable Modular Mule Apps
A team wants Maven to deploy the built Mule application to CloudHub 2.0. Which plugin is required in pom.xml?
A team must run MUnit tests as part of a CI build. Which Maven invocation runs MUnit tests with coverage?
Reusable utility flows are needed across multiple Mule applications. Which packaging strategy is recommended?
A developer needs to implement a custom message processor in DataWeave-friendly XML rather than Java. Which approach is recommended?
Which Mule SDK type is appropriate for a custom processor that requires Java code with custom dependencies?
Which Mule project file structure correctly holds MUnit suites?
Which Maven setting allows a Mule project to resolve assets like connectors and templates from the organization's Exchange?
A team needs to encapsulate connection logic so multiple flows share a single connector configuration. What is the best practice?
Which MUnit element replaces the behavior of a downstream HTTP Requester during a unit test?
An MUnit test must verify that an outbound Salesforce Create operation was invoked exactly twice. Which element is appropriate?
A team needs to externalize all environment-dependent values such as URLs and credentials. Which configuration is the best fit?
Which Maven phase typically runs MUnit when bound by the MUnit Maven Plugin in default configuration?
Which element in mule-artifact.json declares a flow as an exported resource so other apps in the same domain can reference it?
A pipeline uses GitHub Actions to deploy on merge. Which secret-handling pattern is correct for the Mule Maven Plugin?
Which pom.xml element ensures the Mule application JAR uses the Mule packaging instead of a normal Java JAR?
An MUnit suite must run only against the local environment. How should environment-specific behavior be selected?
A team builds a custom API policy. How should the policy be made available across the organization?
Which strategy gives MUnit faster, more deterministic runs in a CI pipeline?
A monorepo contains multiple Mule apps and shared libraries. Which Maven feature is best suited to coordinate the build?
Which configuration sets the Mule application properties file selected at runtime?
A reusable connector is published in Exchange. Which Maven scope should be used in a consumer app's pom.xml?
What is the safest way to enrich every log message with the current order ID across a Mule 4 flow?
Monitorable Mule Apps
An on-call engineer must change the log level for a specific package to DEBUG without redeploying. What is the recommended approach?
Which built-in capability lets external monitoring tools confirm a Mule application is alive?
Where should correlation IDs be generated when an external client does not provide one?
A correlation ID is received in a custom HTTP header named X-Trace-Id. How should the Mule app propagate it to a downstream HTTP Requester?
Which Anypoint Platform capability provides built-in dashboards, alerts, and metrics for deployed Mule applications?
A team must aggregate logs from multiple Mule apps in an external SIEM. Which configuration is recommended?
An alert must fire when an HTTP listener responds with HTTP 5xx more than 1% of requests over 5 minutes. Where is this configured?
Which log4j2 mechanism best supports correlation ID propagation in multi-threaded Mule flows?
Which production logging pattern is recommended at INFO level?
A monitoring tool needs the Mule worker's heartbeat. Which response indicates the worker is healthy?
An order service in CloudHub 2.0 must persist temporary state that survives a worker restart. Which option is correct?
Performant Reliable Mule Apps
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