icon

icon is a tool that you can click and then the computer automatically takes you to that place

folder

folder is where you can move or put save data in the computer

desktop

desktop is the main screens with some icons in it

Folder.

Desktop :

A Desktop is a graphical computer screen that shows the I-Cons and windows that will appear.

unix

unix is a system that was developed in 1969

system software

system software is designed to operate the computer hardware also to maintain a platform for running appliations