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System Design Quiz Practice
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Question 1 of 1
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System Design
How does Adaptive Bitrate Streaming (ABR) prevent video playback from stalling when a viewer's Wi-Fi drops from 50 Mbps to 5 Mbps?
A
The server restarts the video from the beginning at 480p
B
The client video player monitors buffer depletion and requests the upcoming 3-second chunk at a lower bitrate/resolution
C
The server uses WebSockets to compress the in-flight video stream dynamically
D
The client pauses video for 10 seconds to rebuild a 4K buffer
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