Refer to the exhibit.

What should be changed to fix the 415 error?

A web client submits a request to http://localhost:8081/books/0471767840. The value "0471767840" is captured by a Set Variable transformer to a variable named booklSBN.
What is the DataWeave expression to access booklSBN later in the flow?

Refer to the exhibits. A web client sends a POST request to the HTTP Listener and the Validation component in the Try scope throws an error.
What response message is returned to the web client?

Refer to the exhibits.


A
web client submits a request to http://localhQst:8081 /flights. What is the result at the end of the flow?

Refer to the exhibits. The main flow contains an HTTP Request in the middle of the flow. The HTTP Listeners and HTTP Request use default configurations.
A web client submits a request to the main flow's HTTP Listener that includes query parameters for the pedigree of the piano.
What values are accessible to the Logger component at the end of the main flow?