HardDesign: File Storage System (Google Drive/Dropbox)

How are large file downloads made efficient and resumable?

Tests your understanding of this concept.

Answer Options

ADownload entire file, cache in browser
BHTTP Range requests: client requests specific byte ranges, enabling pause/resume without starting over
CSplit file into chunks on server before download
DUse WebSocket for streaming download

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This question is from the Design: File Storage System (Google Drive/Dropbox) topic (System Design Cases).

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