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YouTube Data Throughput Estimation

GoogleProduct Manager · Technical Screen

Last updated

Practice a YouTube daily data throughput Fermi estimate using daily users, watch time, average bitrate, overhead, unit conversions, sensitivity analysis, sanity checks, and a final exabytes-per-day range.

Question

Estimate how much data YouTube streams to users worldwide in a typical 24-hour period. Walk through your assumptions, calculations, and sanity checks; then present the final estimate.

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Hints

Think about average watch time, video bitrates, and daily active users; clearly state each assumption before using it.