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Node.js Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
medium
Node.js
Why does blocking the main thread with a synchronous fs call have a bigger blast radius than it might first appear?
A
It doesn't — the impact is isolated
B
The single main thread is shared by ALL concurrent request handling — blocking it stalls every other in-flight request, not just the one that made the blocking call
C
It only affects file operations, not other requests
D
This is specific to certain operating systems
Check Answer