← Your Fetch Already Streams. You're Buffering It Anyway.Quiz
Fetch, ReadableStream, and the buffering trap
Check what you took from the post: why res.json()/res.text() hide streaming, how to read a response body chunk by chunk, and the gotchas that come with it.
questions7
pass mark70%
resultsat the end
No account needed. Answer all 7 questions, then see your score with every answer explained and a reference to the spec or MDN — pass and you can claim a certificate.