computer hardware

hard drive

A hybrid hard drive is a mass device that contains both a conventional hard drive and a flash memory module. A hard drive is also like a storage. 


Some optical drives only read from discs but other optical drives use laser or electromagnetic waves that read data from the discs that have been put inside the optical drives.


A moniter or a display is an eloctronic visual display for computers. The monitor comprises the display device,circuitryand an enclosure

input devices

in computing input is the communication between an information processing system (such as a computer) and the outside world, possibly a human or another information processing system.imputs  are the signals or data received by the system,

output devices

output devices is  any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system(such as a computer) which converts the electronically generated information into human-readable form.[

touch screens

touch screens  is an electronicvisual display that the user can control through simple or multi touchgestures  by touching the screen with one or more fingers. Some touchscreens can also detect objects such as stylus or ordinary or specially coated gloves. The user can use the touchscreen to react to what is displayed and to control how it is displayed (for example by zooming the text size).