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API Development Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
medium
API Development
Why does the topic recommend always returning a Retry-After header on a 429 response?
A
It's purely decorative with no functional purpose
B
It gives well-behaved clients a principled backoff signal, avoiding both overly-conservative delays and overly-aggressive immediate retries that would worsen the underlying problem
C
Retry-After is required by the HTTP spec for all responses
D
It replaces the need for a rate limiter entirely
Check Answer