Hardware refers to the various devices that make up your computer. There is a scheme can be seen by the eye and the touch screen (concrete), such as. Keyboard, mouse, printer, etc., which can be divided into sections according to the behavior has 4 units is the unit receiving data (Input Unit) central processing unit (CPU Central Processing Unit:) display unit (Unit Output) storage device (Secondary Storage), each unit is responsible for different work. 1. the critical hardware in Case: 1.1 Power Supply 1.2 hardware and install the Mainboard or a significant part of the Mainboard, namely: 1.2.1 CPU 1.2.2 RAM 1.2.3 Expansion Slots 1.2.4 Ports 1.3 Hard Disk 1.4 Floppy Disk Drive 1.5 CD-ROM Drive 1.6 DVD-ROM Drive 1.7 Sound Card 1.8 Network Card 2. the hardware key is out of the Case keyword: 2.1 Keyboard 2.2 Monitor 2.3 Mouse 2.4 Printer 2.5 Scanner 2.6 Digital Camera 2.7 Modem 2.8 UPS
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