What is the difference between the HTTP Listener and HTTP Request connectors?

• A. HTTP Listener handles inbound HTTP requests; HTTP Request makes outbound HTTP calls.
• B. HTTP Listener is used to call REST endpoints while HTTP Request handles inbound requests.
• C. HTTP Listener and HTTP Request are the same thing; both are inbound handlers.
• D. HTTP Listener is used for messaging queues; HTTP Request is to write to database.

Answer: (D)

The difference being tested is inbound versus outbound HTTP operations in MuleSoft. The HTTP Listener is an inbound endpoint: it waits for and receives HTTP requests from clients, acting as the entry point to your API. The HTTP Request connector, on the other hand, is used to call external HTTP services from within a flow; it sends an outbound HTTP request and processes the response. So they serve opposite directions—one accepts requests from outside, the other initiates requests to outside services.

The option that claims the Listener is for messaging queues or that the Request writes to a database isn’t accurate, and the idea that they’re the same thing contradicts their distinct roles.