Computer hardware

Computers Hardware  are a group of physical elements that make up a computer system. This then known refers to the parts of physical or computer components such as monitor, keyboard and computer and data storage, hard disk drive, mouse, printers, central processing unit (graphic cards, sound cards, memory, motherboard and chips), etc., all the physical objects that can be felt Indeed. In contrast, the program exists as ideas, and application, and concepts, and symbols, but has no substance. A combination of hardware and software make up the computing system unusable

 

 Basic computer components

Input devices     

•     Keyboard
•     Image scanner
•     Microphone
•     Pointing device
•     Graphics tablet
•     Joystick
•      Light pen
•     Mouse
•     Pointing stick
•      Touchpad
•     Touchscreen
•     Trackball
•     Webcam
•      Softcam

Output devices   

•     Monitor
•     Printer
•     Speakers
•     Plotter

Removable data storage   

•     Optical disc drive
•     CD-RW
•      DVD+RW
•     Disk pack
•     Floppy disk
•     Memory card
•     USB flash drive

Computer case     

•     Central processing unit (CPU)
•     Hard disk / Solid-state drive
•     Motherboard
•     Network interface controller
•     Power supply
•     Random-access memory (RAM)
•     Sound card
•     Video card

Data ports     

•     Ethernet
•     FireWire (IEEE 1394)
•     Parallel port
•     Serial port
•     Universal Serial Bus (USB)