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JavaScript Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
medium
JavaScript
What is the key property of a WeakRef?
A
It automatically clears itself after 5 seconds
B
It holds a reference that does NOT count toward an object's reachability, so the referenced object can still be garbage collected
C
It makes an object immune to garbage collection
D
It's a faster version of a normal object reference
Check Answer