cache invalidation

Cache invalidation is the process of removing or updating cached data when it becomes outdated or incorrect. It ensures that users receive the most current and accurate information from the system.

How do you handle client-side caching and cache management in backend systems?

Client-side caching and cache management in backend systems play a crucial role in improving performance and reducing network traffic. By storing previously fetched data on the client-side, subsequent requests can be served from the cache instead of making round trips to the server. This not only minimizes latency and improves user experience but also reduces the load on the server. To handle client-side caching and cache management effectively, backend systems implement various mechanisms such as caching headers, ETags, last-modified timestamps, and cache invalidation strategies.

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