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API Development Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
easy
API Development
What is the structural inefficiency of short polling?
A
It cannot be implemented over HTTP
B
The overwhelming majority of requests return 'nothing changed' yet each still pays the full round-trip cost, multiplied across every client and every interval
C
It only works for a single connected client
D
It requires a WebSocket connection under the hood
Check Answer