Question 1

What is stale-while-revalidate?

Accepted Answer

It is a caching strategy that returns cached data immediately while fetching fresh data in the background.

Question 2

Why is stale-while-revalidate useful?

Accepted Answer

It improves perceived performance by showing data instantly while still keeping information up to date.

Question 3

Does stale-while-revalidate show stale data?

Accepted Answer

Yes, temporarily. However, fresh data is fetched and displayed shortly afterward.

Question 4

Where is stale-while-revalidate commonly used?

Accepted Answer

It is commonly used in dashboards, feeds, product catalogs, and profile pages.

What is stale-while-revalidate?

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