MuleSoft Developer 2 Certification Practice Exam

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• Can you configure custom API policies to execute before automated policies?
• Which tool uses RAML to design, document, and version APIs in Anypoint Platform?
• How do you configure TLS and certificates in Mule 4?
• In the standard Maven lifecycle, which phase directly follows packaging?
• Which packaging type indicates a MuleSoft policy Maven project?
• Which of the following represents the full set of security schemes supported by the HTTP Connector?
• Which set of widgets is available for custom dashboards in Anypoint Monitoring?
• What is the purpose of the Maven plugin in Mule projects?
• Which of the following is an example of a processor in Mule flows?
• Which statement is true about Anypoint Monitoring dashboards?
• Which log4j level is the least verbose and disables logging when set?
• What does the Package Maven phase do?
• Which statement best explains the relationship between a Global Element and a flow in Mule?
• What does the Deploy Maven phase do?
• What is a RAML parameter and how is it used?
• How many retries are performed by default for GET and DELETE methods when a Remotely Closed error occurs in the HTTP Requester?
• When creating a shared library, what should the common logic application's pom.xml Maven configuration classifier be?
• Can clear-text and encrypted properties be defined in the same properties file?
• Which statement best describes internal versus external messaging destinations in Mule?
• Which messaging destinations are accessible externally from a Mule app?
• Anypoint MQ circuit breaker closed state begins in which condition?
• How do you manage configuration for multiple environments in Anypoint Platform?
• To prevent version drift for a transitive dependency across Mule projects, where should you centralize dependency versions?
• What regulates API request traffic by limiting the number of messages processed by an API and ensures that the number of messages processed within a specified time, regardless of client, does not exceed the configured limit?
• How do you use MUnit to test a connector integration?
• What is the significance of the <http-policy:execute-next/> element in a policy's xml?
• If a Scatter-Gather route times out, which error is raised?
• What are notable differences between DataWeave 2.0 and DataWeave 1.0?
• How does the Choice router work in a Mule flow?
• Scenario: A request is received, and crosses other policies before reaching the HTTP Caching policy. It is a cache hit scenario. The HTTP Caching policy searches for the key in the object store and finds that the response to a request is already cached as a stored entry. Does the request proceed any further in the policy chain?
• What happens when an Anypoint MQ circuit breaker is in the open state?
• How do you support 2-way TLS in a Mule app listener?
• What is the correct way to send a custom correlation ID from the client to multiple Mule applications via HTTP?
• How do you manage property files in a Mule application?
• Which items must be configured to use Anypoint MQ queues?
• Which statement best describes the difference between a Flow and a Sub-flow in Mule 4?
• Under the default Mule configuration, which log level is enabled?
• What is the difference between asynchronous and synchronous loggers?
• How do you handle binary data in DataWeave?
• Policies consist of what two components?
• Which capability is provided by API Portal that supports consumer developers but is not primarily a design-time feature?
• In DataWeave 2.0, what does the header line %dw 2.0 specify?
• To enable API Autodiscovery in a deployed Mule application, which configuration steps are required?
• A Mule application is configured to dynamically accept the package name it needs to log, as well as the package's level, during startup. What are the two required steps?
• Which Mule component is best suited for sharing a common error handler across multiple Mule projects?
• Explain the use of the For Each scope in Mule 4.
• In API Autodiscovery, what is the practical effect of linking the API ID to its runtime implementation?
• To enable TLS for a SOAP web service in Mule, which configuration step is required?
• A common error handler needs to be reused across multiple Mule projects. Which component is best suited for this task?
• What are transactions in Mule flows and how do you propagate them?
• In OAuth Authorization Code Grant Type Flow, what must occur before the AUTH CODE is issued?
• What is the purpose of the server configuration element of the cloudhubDeployment config in the Mule Maven plugin?
• What are the two main phases of the OAuth 2.0 Authorization Code Grant Type flow?
• In the context of HTTP caching, which statement describes how a cached response is retrieved?
• Are Mule's default loggers asynchronous or synchronous?
• Which Object Store configuration provides isolation within a Cache scope so that data is not accessible by other connectors in the same application?
• What is the difference between the HTTP Listener and HTTP Request connectors?
• Which directory is used for resource filtering when filtering is enabled?
• What is the purpose of APIkit Router?
• What is REST Connect primarily used for?
• What does the Test Maven phase do?
• What are the two layers of the Mule Runtime Engine?
• Which statement about Batch Processing in Mule 4 is true?
• What is the main difference between Anypoint Object Store V2/CloudHub Object Store V1 and Mule Object Store?
• In Mule 4, what is a Batch Job used for?
• RAML is typically used for which aspect of MuleSoft API design?
• At minimum, what is required in the client-side keystore to enable mTLS?
• A developer has created a custom policy with version "1.0.0-SNAPSHOT". The developer attempts to publish the policy to Exchange using the Exchange Maven Facade API version 3 and then apply the policy in API Manager. What will happen?
• What is a Connector in MuleSoft and give an example of usage?
• Which statement best describes how RAML design and publication flow works in Anypoint Platform?
• Where do you configure resource filtering for main/resources?
• What is RAML used for in API design in Anypoint Platform?
• Do projects automatically inherit every module listed under dependencies in the parent POM file?
• What elements does a digital certificate have?
• What function decrypts a secure property within a Mule app? Use the example of the tls.keystore.keyPassword property.
• How do you monitor Mule applications with Anypoint Monitoring?
• What is the difference between VM transient queues and persistent queues?
• In the OAuth Authorization Code Grant Type Flow, how does the client get AUTH CODE?
• Which artifact centralizes version management for plugins and dependencies across modules?
• How do you represent a null value in DataWeave?
• What is the difference between Mule runtime versions and Mule app packaging?
• Explain the difference between On Error Propagate and On Error Continue.
• What is the effect of http-policy:execute-next on subsequent operations?
• How do you implement pagination in REST API calls within Mule?
• Are logging messages of level DEBUG or TRACE logged in a Mule app with the default configuration?
• How is the encrypted portion of a secure property represented in YAML-style syntax?
• What is the purpose of the Cache scope in Mule flows?
• If a TLS context has a keystore but no truststore, what TLS mode is active?
• If a Scatter-Gather route fails, which error is raised?
• Which command converts a JKS keystore to PKCS12?
• What does the Compile Maven phase do?
• What does the Validate Maven phase do?
• Which of the following is cited as an example of a source not provided by the Mule XML SDK?
• What does the Verify Maven phase do?
• Which operation does DataWeave perform regarding paginated responses in Mule flows?
• Which snippet correctly represents the JSON schema validation invocation?
• Which of the following is not a typical element of a digital certificate?
• Which Maven version string represents a SNAPSHOT version?
• Which file defines the policy artifact descriptor in a MuleSoft policy project?
• What is a Sub-flow in Mule 4 used for?
• How do you deploy a Mule application to CloudHub?
• What is the correct order of Maven phases from first to last?
• Which option represents a valid HTTP Connector security mode that forwards authentication to the upstream API?
• Do projects automatically inherit every module listed under dependencyManagement in the BOM parent POM file?
• Where should plugin and dependency versions be configured for a MuleSoft project?
• What does the Install Maven phase do?
• What is the Mule Debugger and how is it used?
• Is Maven's settings.xml file project-specific?
• During development, what should the developer do to view the request and response traffic to and from the SOAP service when using the Web Service Consumer module's Consume operation?
• What are common patterns for API versioning in MuleSoft?
• Policies consist of what two files?
• In Mule 4, what is the key difference between Set Variable and Set Property?
• Which statement accurately describes implementing OAuth 2.0 in MuleSoft?
• In the OAuth Authorization Code Grant Type Flow, how does the client get ACCESS_TOKEN?
• What distinguishes two-way TLS from one-way TLS on a Mule HTTPS listener?
• What does a liveness health check endpoint do?
• A custom logger Mule XML SDK module is being developed to log the current payload in a particular format. Which code syntax is required to automatically accept the payload as a parameter to an XML SDK operation?
• In mTLS, what additional validation occurs that is not in standard TLS?
• When creating a shared library, what should the common logic application's pom.xml packaging type be?
• What is DataWeave used for in MuleSoft and what are its primary outputs?
• Which statement about CloudHub's handling of log4j2 configuration for a project is accurate?
• Which fault tolerance pattern protects against an HTTP API that frequently returns 502 status codes?
• In a Maven project, where should plugin configurations be placed?
• What is the purpose of a Circuit Breaker?
• What is Mule XML SDK's biggest limitation when it comes to its capabilities compared to a Java application?
• In the Maven lifecycle listed, which phase immediately follows compile?
• What is a Global Element used for in a Mule application?
• If an Orders API is deployed to a CloudHub 2.0 shared space and is accessible via the default ingress, what action is required to enable HTTP mTLS?
• Provide an example of a Global Element you would configure in Anypoint Studio.
• What configuration of the Scatter-Gather router executes routes in a sequential manner?
• How do you define and call a function in DataWeave 2.0?
• Where should a dependency version be defined so that all projects inheriting the BOM share the same version?
• When a request includes the header X-Mule-Correlation-ID, what does Mule do with it?
• What is the example filename format used for parameterized configuration in the global.xml?
• Do property files containing encrypted properties have to have their filename end with '-secure.yaml' or '-secure.properties'?
• Which statement differentiates Scatter-Gather and Parallel For Each in Mule flows?
• When the HTTP Requester receives a Remotely Closed error, which HTTP methods are retried three times by default?
• Does the Validation connector by default throw an error when a validation fails?
• In Maven's lifecycle, which phase directly precedes the Compile phase?
• How are environment properties accessed in Mule 4?
• What is the primary role of a BOM (Bill of Materials) in a multi-module Maven project?
• How do you consume a SOAP web service with TLS?
• When creating a shared library, what should the common logic application's pom.xml required dependencies' scopes be?
• In Mule 4, what initiates a Flow?
• How do you define a default path in a Choice router using otherwise?
• Which of the following assets can be published to Exchange?
• Which Maven phase is used to copy the final artifact to a remote repository for sharing with others?
• In a cache hit scenario, where is the response retrieved from?
• Which mechanism allows externalizing sensitive credentials in Mule 4 configuration?
• Name at least three OAuth 2.0 grant types.
• How do you perform unit testing of DataWeave transformations in MUnit?
• Which artifact centralizes plugin and dependency versions across modules?
• What is the result if a non-text-based payload is uploaded to Anypoint MQ?
• Which module and operation are used to invoke an external SOAP request from a Mule app?
• Which statement does a readiness health check endpoint perform?
• Which widget type in Anypoint Monitoring displays a single numeric value?
• In Anypoint API Manager, what does the YAML file define?
• What is the difference between a CloudHub Shared Load Balancer vs. a Dedicated Load Balancer?
• Does CloudHub normally use a project's log4j2.xml file?
• Which file within the Maven-based policy project is responsible for defining the policy dependencies and specifying the packaging type?
• How do you support TLS in a Mule app listener?
• What best describes the difference between a scope and a processor in Mule flows?
• What are the three layers in API-led connectivity?
• How does Flow Reference (flow-ref) work in Mule flows?
• Where are API Manager policies implemented in the Mule Runtime Engine?
• Which attribute lists the XML schema files to validate in the XML schema validation tag?
• What is the preferred naming convention for XML SDK operation names?
• Which statement best describes how Scatter-Gather affects results?
• Does Scatter-Gather support transactions?
• What is the correct ordering of the log4j levels from most verbose to least verbose?
• What is the role of batch size and thread configuration in a Batch Job?
• What error type does the Validation module raise?
• In the Mule 4 Database Connector, what does a Global Element for the connection pool provide?
• In the Mule Runtime Engine, which layer provides API gateway functionality?
• Which client side configuration is essential to enable mutual TLS when calling an external API?
• In a Scatter-Gather router, which property controls concurrency of the route execution?
• What is Batch processing in Mule 4 and when would you use it?
• What does REST Connect do?
• What is a key advantage of DataWeave 2.0 streaming over DataWeave 1.0?
• What is the function of API Autodiscovery when integrating an API Manager managed API with a Mule application implementation?
• Which XML tag in global.xml do you use to add a secure config file?
• Which keystore types are supported by MuleSoft for TLS in an HTTPS listener?
• Which statement correctly distinguishes liveness and readiness health checks?
• In an MUnit test case that asserts true equals true, which assertion would pass?
• When converting a JKS to PKCS12, what is the typical destination file extension?
• How do you secure APIs deployed in Anypoint Platform?
• Which of the following describes the behavior of a For Each scope when iterating a collection?
• What error is raised when a JSON schema validation fails?
• Which MEL expression resolves environment properties in Mule 4?
• What is Design Center used for in Anypoint Platform?
• What is a Scatter-Gather router and how does it work?
• What are logging Appenders?
• Which file contains the XML template that implements the policy using Mule's XML schema language?
• Which statement correctly describes a Connector in MuleSoft?
• What is the role of the client certificate in a two way TLS handshake?
• Which statement about environment placeholders in Anypoint Platform is true?
• Which permissions grant authority to approve or reject API access requests?
• In a Maven-based policy project, which type of file are optional resources that the policy may depend on?
• What does Anypoint API Functional Monitoring do?
• What are MUnit tests and why are they important?
• For mutual TLS when calling an external API, which client side configuration is required?
• What is Exchange in Anypoint Platform?
• What is the purpose of the On Complete phase in a Batch Job?
• Is a client truststore optional in one-way TLS? What about mTLS?
• If the X-Mule-Correlation-ID header is present, what does Mule do with it?
• What happens in the half-open state for Anypoint MQ circuit breaker?
• Where do you list file extensions to exclude from Mule filtering?
• What is the Java Component in Mule and when would you use it?
• Are logging messages of level ERROR logged in a Mule app with the default configuration?
• Can you get a REST Connect connector's examples from the specification's examples?
• In which configuration scope would you place the AsyncLogger entry to enable dynamic package and level logging at startup?
• When using Scatter-Gather, what is the key outcome after branches complete?
• Which statement about the Choice router in a Mule flow is true?
• How do you consume a SOAP web service in Mule?
• Which snippet correctly represents the XML schema validation invocation?
• What is Maven resource filtering?
• How do you implement retry logic in Mule flows?
• RAML parameter usage: Which of the following is true about RAML path parameters?
• How do you configure a database connection in Mule 4?
• Where do you configure two-way TLS for SOAP WSC?
• To transform XML to JSON in DataWeave 2.0, which script setup is correct?
• Which set of permissions would allow approving or rejecting API access requests?
• What does a readiness health check endpoint do?
• What is the difference between TLS and mTLS?
• How would we parameterize a configuration file in global.xml?
• What is a DLQ?
• What does the flowRef attribute of an API Autodiscovery config reference?
• What is the main difference between Anypoint Object Store V2 and CloudHub Object Store V1?
• How do you define the encrypted part of a secure property? Use the example of a property named "password".
• What is the effect of the -deststoretype PKCS12 option in the keytool command?
• What is OpenAPI (Swagger) and how is it used in MuleSoft?
• Do XML SDK custom errors require a mapping element, a definition, or both?
• Which Maven phase installs the artifact into the local repository for use by other local projects?
• In a Maven BOM, what is the effect of listing modules under dependencyManagement with respect to child projects?
• Regarding deployment to Exchange via the Exchange Maven Facade API, which statement is true about versioning?
• What is different in mTLS compared to TLS as it pertains to truststores and keystores?
• In the JSON schema validation tag, which attribute holds the schema value?