The type of operating system
Depending on the operating system of the user count is divided into two parts: -
Single-user operating system, the operating system in which only one user at a time can work.
2) Multi-user : -
The operating system in which multiple users can work at the same time.
Depending on the mode of working it is divided into two parts
1) Character User Interface: -
The user gives the system command as a series of character with the character information by When the user gives the system the operating system user interface adds character. Example - DOS, Unix. 2) Graphical User Interface: -
When the user interacts with pictures of computer If the graphical user interface (GUI) is called. Example - Windows.
When the user interacts with pictures of computer If the graphical user interface (GUI) is called. Example - Windows.
Working mode of the operating system
Most processors. Work in two modes -
1) User Mode
2) kernel mode
Kernel mode of operation provides all the instructions. Security of the Sight-user mode of operation provides some guidelines. Typically programs are operating in user mode. Operate on operating system kernel mode.
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