# Overview FIFO in caching is... #flashcard eviction policy for [[caching]] where the oldest data (first data) in the cache is evicted first. It is implemented using a [[queue]]. <!--ID: 1751507776553--> # Key Considerations # Pros # Cons of FIFO in Caching #flashcard - Evicts data that might be heavily used, which is one of the major reasons for a cache <!--ID: 1751507776556--> # Use Cases # Related Topics