It is used to select and click. It is an INPUT from the user.
It is used to convert sound data into proper sound. It is an OUTPUT from the computer.
It is used to type and perform commands on the computer through keys. It is an INPUT from the user.
It is used to show visual data on a surface. It can be a screen, but it also can be a projector or a digital screen. It is an OUTPUT from the computer.
It is used to read CDs or DVDs. It is an INPUT from the user.
It draws the heat produced by the components to itself.
It converts the data of the computer into visual data. It is then sent into the monitor. It can become quite hot so it often posesses a fan on it.
It is the short-term memory of the computer. The CPU transfers useful information from the hrad-drive to the RAM so that it can access it faster. It resets everytime you turn your computer off.
It is the long-term memory of the computer. Everytime you download something or install a software or game, it is recorded here.
It evacuates the heat of the computer out. It is often associated with a heat sink.
It is the brain of the computer. Every single command goes through the CPU and the CPU organises every process.