Primary and secondary memory are two key parts of a computer’s storage system. Primary memory (like RAM and cache) is fast, temporary, and directly accessed by the CPU to run programs and process data. In contrast, secondary memory (like hard drives, SSDs, and USBs) stores data permanently and is used for saving files, software, and the operating system. While primary memory boosts pe... https://computerguideonline.com/computer-memory-primary-and-secondary/