Cache is a component of a computer system that stores frequently used data and instructions. This reduces the number of times that the CPU needs to access the main memory, which can improve the system’s performance.

Cache is divided into two categories: primary cache and secondary cache. The primary cache is located on the CPU, while the secondary cache is located on the motherboard or in the system memory.

The size of the cache can vary depending on the type of computer system. For example, a desktop system might have a cache size of 2 to 4 megabytes, while a …