They don't ! The computer will work perfectly well without human interaction. The interface is solely for humans to interact.
A computer's graphical user interface can be controlled with a mouse or trackpad.
Without a user interface of some sort, a user cannot interact with the computer. If you cannot interact with a computer, you cannot tell it to do something, and cannot retrieve information from it. Answer Back in the day, there was no "GUI," a graphic user interface. You had to have a lot more computer knowledge to get the information you needed--most requests were in a programming language, like Basic. With interfaces, you could quickly access functions minus the programming issues.
This is what the user sees and works with when using the computer..Different types are Graphical user interface, Command line interface and Manual driven interface
GUI or Graphical User Interface.
user interface
Access of icons on a desktop is via the Graphical User Interface
a user-friendly computer program that allows the user to point and click on icons to make the computer function
Ovbiously, all computer need an operating system, it's just like the life in the dead body. For interaction between user and computer or between applications and computer , there must exist some interface. Operating system provides that interface to applications by providing an environment to run the applications and providing the hardware resources they need. OS provide interface to users by providing a medium to user to interact with computer.
Apple did not invent the graphical user interface. Xerox invented and commercialized it in 1973. Apple created the first successful computer with a graphical user interface.
The user interface system that is installed in the computer doesn't work well with the computer savvy people.
the command prompt.
It is called the user interface.