Node.js · Senior · Question 21 of 75

What does HTTP/2 change for a Node.js API used by browsers?

✓Correct answer: Many requests share one connection (multiplexing) with header compression; Node.js supports it via node:http2
2It removes the need for TLS
3It replaces JSON with a binary format automatically

Explanation

Browsers use HTTP/2 only over TLS. In practice TLS and HTTP/2 often terminate at a proxy or CDN, which talks HTTP/1.1 to Node.js.

Further reading

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