What did HTTP/1.1 add over HTTP/1.0 for connection reuse?

Question

Accepted Answer

Persistent keep-alive connections reused across requests — HTTP/1.1 introduced persistent keep-alive connections so the same TCP connection serves multiple requests. True multiplexing arrived later with HTTP/2.

Answer

Full request multiplexing over a single shared connection

Answer

Binary framing that replaced the plain text message format

Answer

Mandatory encryption applied to every request and response

What did HTTP/1.1 add over HTTP/1.0 for connection reuse?

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