1. What is NOT part of a Mule 4 event?

A inboundProperties
B attributes
C message
D payload

答案：A，没有站内属性

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2. A Database connector is configured to select rows from a Mysql database.

What is the format of the array of results returned from the database query?
A Java
B XML
C JSON
D CSV

答案：A，这里的Java我理解应该是java对象

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3. What is the minimue required configuration in a flow for a Mule application to compile?

A An event processor
B An event source
C A project RAML file
D A Logger component

答案：A，事件处理器，mulesoft都是事件驱动

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4. What is the purpose of the api:router element in APIkit?

A Validates responses returned from API requests and routes them back to the caller
B Validates requests against RAML API specifications and routes them to API implementations
C Serves as an API implementation
D Creates native connectors using a 3rd party Java library

答案：B，APIkit可以通过RAML来generat，可以创建implementations

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5. How does APIkit determine the number of flows to generate from a RAML specification?

A Creates a separate flow for each resource that contains child resources
B Creates a separate flow for each response status code
C Creates a separate flow for each HTTP method
D Creates a separate flow for each resource
E Creates one flow for the entire API spec

答案：C，自己错的次数最多的一道题，不好理解就看下面这里，每个HTTP方法都是一个单独的flow