The physical parts of a computer are called hardware. ... The system unit contains the main components of the computer, such as the main board, CPU, RAM, video card, hard disk, disk drives, and the power supply. It can also contain optional components such as a sound card or a network card.
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The physical parts of a computer are called hardware. ... The system unit contains the main components of the computer, such as the main board, CPU, RAM, video card, hard disk, disk drives, and the power supply. It can also contain optional components such as a sound card or a network card.