Which feature of ASP.NET Core allows real-time communication between the server and connected clients?
- SignalR
- RESTful APIs
- WebSockets
- gRPC
SignalR is a library in ASP.NET Core that enables real-time communication between the server and connected clients. It allows for features like chat applications, live notifications, and collaborative experiences in web applications. SignalR uses WebSockets when available but falls back to other techniques like long polling for broader compatibility.
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