MuleSoft MCPA-Level-1 問題集

質問 1：
What is a best practice when building System APIs?
A. Document the API using an easily consumable asset like a RAML definition
B. Model all API resources and methods to closely mimic the operations of the backend system
C. Expose to API clients all technical details of the API implementation's interaction wifch the backend system
D. Build an Enterprise Data Model (Canonical Data Model) for each backend system and apply it to System APIs
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 2：
An API experiences a high rate of client requests (TPS) vwth small message paytoads. How can usage limits be imposed on the API based on the type of client application?
A. Use an SLA-based rate limiting policy and assign a client application to a matching SLA tier based on its type
B. Use a rate limiting policy and a client ID enforcement policy, each configured by the client application type
C. Use a cross-origin resource sharing (CORS) policy to limit resource sharing between client applications, configured by the client application type
D. Use a spike control policy that limits the number of requests for each client application type
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 3：
The responses to some HTTP requests can be cached depending on the HTTP verb used in the request.
According to the HTTP specification, for what HTTP verbs is this safe to do?
A. PUT, POST, DELETE
B. GET, OPTIONS, HEAD
C. GET, HEAD, POST
D. GET, PUT, OPTIONS
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 4：
A circuit breaker strategy is planned in order to meet the goal of improved response time and demand on a downstream API.
* Circuit Open: More than 10 errors per minute for three minutes
* Circuit Half-Open: One error per minute
* Circuit Closed: Less than one error per minute for five minutes
Out of several proposals from the engineering team, which option will meet this goal?
A. Add the Circuit Breaker policy to the API instance, and configure the required settings
B. Create a custom policy that implements the circuit breaker and includes policy template expressions for the required settings
C. Implement the strategy in a Mule application, and provide the settings in the YAML configuration
D. Create Anypoint Monitoring alerts for Circuit Open/Closed configurations, and then implement a retry strategy for Circuit Half-Open configuration
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 5：
What are 4 important Platform Capabilities offered by Anypoint Platform?
A. API Design and Development, API Runtime Execution and Hosting, API Versioning, API Deprecation
B. API Versioning, API Runtime Execution and Hosting, API Invocation, API Consumer Engagement
C. API Design and Development, API Runtime Execution and Hosting, API Operations and Management, API Consumer Engagement
D. API Design and Development, API Deprecation, API Versioning, API Consumer Engagement
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 6：
An API has been updated in Anypoint Exchange by its API producer from version 3.1.1 to 3.2.0 following accepted semantic versioning practices and the changes have been communicated via the API's public portal.
The API endpoint does NOT change in the new version.
How should the developer of an API client respond to this change?
A. The update should be identified as a project risk and full regression testing of the functionality that uses this API should be run
B. The API client code ONLY needs to be changed if it needs to take advantage of new features
C. The API producer should be requested to run the old version in parallel with the new one
D. The API producer should be contacted to understand the change to existing functionality
正解：B

質問 7：
A European company has customers all across Europe, and the IT department is migrating from an older platform to MuleSoft. The main requirements are that the new platform should allow redeployments with zero downtime and deployment of applications to multiple runtime versions, provide security and speed, and utilize Anypoint MQ as the message service.
Which runtime plane should the company select based on the requirements without additional network configuration?
A. Runtime Fabric on VMs / Bare Metal for the runtime plane
B. Anypoint Runtime Fabric on Self-Managed Kubernetes for the runtime plane
C. MuleSoft-hosted runtime plane (CloudHub)
D. Customer-hosted runtime plane
正解：C

質問 8：
Which out-of-the-box key performance indicator measures the success of a typical Center for Enablement and is immediately available in responses from Anypoint Platform APIs?
A. Per published API, the number of developers that downloaded s version of the API specification
B. Per business group, the ratio of the number of production APT implementations deployed using a C1
/CD pipeline to the number of production API implementations deployed manually
C. Per published API, the number of consumers that requested access to the API and have been approved in the Production environment
D. Per deployed API implementation, the amount of bandwidth consumed each day
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 9：
What Anypoint Platform Capabilities listed below fall under APIs and API Invocations/Consumers category?
Select TWO.
A. API Consumer Engagement
B. API Design and Development
C. API Operations and Management
D. API Runtime Execution and Hosting
正解：B
解説: (Topexam メンバーにのみ表示されます)