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Frontend Performance Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
medium
Frontend Performance
What does list virtualization fundamentally do?
A
It compresses the data being displayed
B
It renders only the items actually visible (plus a small buffer), recycling a small, bounded set of DOM nodes as the user scrolls, rather than creating a real DOM node for every item regardless of visibility
C
It converts a list into a table
D
It removes items from the list permanently
Check Answer