Cache memory is a high-speed data storage component that temporarily stores frequently accessed data and instructions to improve the performance of a computer system. Checking cache memory involves verifying its contents and ensuring that it is functioning correctly. This process can be performed using various methods, including software tools and hardware diagnostics.
Cache memory plays a critical role in enhancing system performance by reducing the time required to retrieve frequently used data and instructions. By storing this information in a faster memory, the system can avoid accessing the slower main memory, resulting in improved responsiveness and overall performance.