The hard disk drive is the main,most likely large, data storage hardware device in a computer. A hard disk does one thing that lets the computer remember things whenever you power off your computer.
The fan of a computer is used for active cooling. It draws out warm air and takes in cooler air. This is mainly used to cool a particular component.
The graphing component is the part in your computer that controls and enhances how graphic (picture,videos,programs,animation,3D) are displayed.
RAM is somewhat a form of computer data storage. RAM stands for random-access memory. RAM keeps and stores everything you do, it stores all your history.
A motherboard is the main ciruit board found on a computer. It holds a lot of the electronic components a computer needs in order for it to function properly.
The computer cables have a huge importance in a computer. It helps data transfer to any other component in a computer. Without cables the computer would basically be nothing without cables.