Computer Hardware:
By Mohamad Jamil
Hard Drive (HDD/SSD):
There are two different types of hard drive known as SSD and HDD. These are both used for the computer, and is one of the main components for a monitor.
Desktop Monitor:
Any monitor is the main thing for a computer because the monitor is the actual computer! An Apple iMac is an example of a monitor.
Touch Screens:
There are many devices that use touch screen including some computers, but here is an example of a phone (iPhone 5S), which also uses touch screen anyway.
Components:
As you can see, there are many components used for a computer, and the three examples above are just a few of them. There are many more, for example, an optical drive, input and output devices etc. Below is a video which could just teach you the basics of computer hardware:
Basic Computer Hardware