Browser & Web Performance · Middle · Question 69 of 75

What is CrUX (Chrome UX Report)?

1A design system from Google
✓Correct answer: A public dataset of real-user performance metrics from opted-in Chrome users, aggregated per origin and URL
3A Chrome extension for testing UX

Explanation

It's the field data shown in PageSpeed Insights and Search Console, aggregated over a rolling 28-day window.

Further reading

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