How are query parameters dynamically passed to an outbound REST request using an HTTP Request operation?

An SLA based policy has been enabled in API Manager. What is the next step to configure the API proxy to enforce the new SLA policy?

Which of the below is used by Mule application to manage dependencies which make sharing the projects lightweight and easier?

Refer to the exhibits.

The main flow contains a Flow Reference to the child flow.
A web client sends a GET request to the main flow's HTTP Listener that includes a make query parameter.
What values are accessible in the child flow?

Refer to the exhibits.


Mule application has an HTTP request configuration where host name is hardcoded. Organization is looking to move host and port values to configuration file. What valid expression can be used to so that HTTP configuration can pick the value from configuration file?