Cache coherence refers to the consistency of data stored in multiple caches within a computer system. In a multiprocessor system, each processor has its own cache, and data can be modified by any processor. Therefore, it is essential to ensure that all caches have a consistent view of the data.

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Cache coherence refers to the consistency of data stored in multiple caches within a computer system. In a multiprocessor system, each processor has its own cache, and data can be modified by any processor. Therefore, it is essential to ensure that all caches have a consistent view of the data.