What Makes Up a Computer?

The primary components of a computer are Monitor, keyboard and Mouse (external devices) Internal devices consist of: Motherboard, Memory (RAM), Hard drive (sata or IDE), Optical Drive (CD/DVD), Floppy drive (no longer used), CPU (processor), Graphics card (sometimes included on motherboard) LAN port (used to connect to the internet) and Sound card (including on motherboard) and the Power supply.