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Frontend Performance Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
medium
Frontend Performance
What's the fundamental difference in what preload/prefetch DO versus what preconnect DOES?
A
There is no real difference — all three fetch a resource
B
preload/prefetch actually fetch a resource (at different priorities); preconnect does NOT fetch anything — it only performs early connection setup (DNS/TCP/TLS) for a domain
C
preconnect fetches resources faster than preload
D
preload and prefetch never actually download anything
Check Answer