Computer Science / Unit 1 CS 0023 short lesson, about 20 seconds
When Spreadsheets End
Captions available
The idea
Datasets can grow too large or fine-grained for spreadsheet tools — the scale where purpose-built storage and analysis systems take over from the grid.
In practice
A fitness tracker logging heart rate every second produces a year of readings no grid holds well.
Where people slip
Losing rows at a tool's limit is a documented, real failure mode.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
Builds on
Unlocks
- Nothing yet depends on this.
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