Operating System, User- Interface, GUI OS and Command Prompt OS
Chapter#08: Windows Operating System
#Operating System:
Definition:
“An operating system is a set of programs that control s and co-ordinates the overall operations of computer system.”
• Operating System, User- Interface, GUI OS ...
A computer need an operating system to do work.
Without operating system a computer is like a car with no fuel.
#User-interface
Definition:
“User-interface is used to interact with the #computer to perform various tasks.”
User give command to the computer and enters data into the computer are example of user interfacing.
Types of #Operating systems:
Operating systems are classified into two types:
1- #Graphical User interface Operating System
Graphical User interface(#GUI) Operating System present commands in graphical form.
E.g. application programs, commands, disk drives, files etc. are presented in the form of icons.
GUI is very easy to interact with the computer.
In #GUI user give command to the computer by clicking with mouse.
2- #Command Line Operating System
A Command Line Operating System provides a command prompt on the computer screen.
It is not easy way to interact with the computer.
The commands are given to the computer by typing through keyboard.
User has memorize these commands and rules to write these commands.
Examples: #DOS(Disk Operating System) and #UNIX