System configuration is the process of setting up your hardware devices and assigning resources to them so that they work to gether with out problems.
Essential Hardware for the PC-Based platform mother board CPU memory floppy video card heat sink/fan.
When referring to a computer, configuration refers to how its components are arranged, and how its options are set.
For instance, it can refer to what kind of hardware is connected, and how those connections are set up. It can also refer to what options are set within a specific program, or in the operating system itself.