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A ____ is a persistent connection that allows bidirectional, full-duplex communication between a client and a server

23. A ____ is a persistent connection that allows bidirectional, full-duplex communication between a client and a server.

1. Web Servlet
2. WebSocket
3. WebGL

Answer: B) WebSocket

Explanation:

A WebSocket is a persistent connection that allows bidirectional, full-duplex communication between a client and a server.