System Unit (CPU Case) – Contains important parts like processor, memory, and storage. It's the "brain" of the computer.Monitor – Displays the output (text, images, videos) from the computer.Keyboard – Used to type letters, numbers, and commands.Mouse – Used to move the cursor and interact with items on the screen.CPU (Central Processing Unit) – Processes all instructions. It’s the core of the system.RAM (Random Access Memory) – Temporary memory that helps the computer run programs quickly.Hard Drive / SSD – Stores files and data permanently.Power Supply – Converts electricity to power the internal parts of the computer.Motherboard – Main circuit board that connects all parts of the computer.Graphics Card – Improves image and video display, important for games and design.Speakers – Outputs sound from the computer.Printer (optional) – Produces a physical copy of digital documents.