A personal computer (PC) is a versatile electronic device designed for individual use. It typically consists of a central processing unit (CPU), memory (RAM), storage (hard drive or SSD), a motherboard, and various input/output devices like a keyboard, mouse, and monitor. PCs are used for a wide range of tasks, including word processing, internet browsing, gaming, software development, and multimedia creation. They are known for their flexibility and customizability, allowing users to choose components and software to suit their specific needs and budget.