Computer;
A computer is an electronic device, operating under the control of instruction on its own memory that can be accept data(input) ,process the data according to specific rules, produce information(output), and store the information for feature use.
COMPONENT OF COMPUTER
Any kind of computer consist of HARDWARE and SOFTWARE.
HARDWARE
Computer hardware is the collection of physical element that constitutes a computer system. Computer hardware refers to the physical parts or components or element of computer such as the monitor, mouse, keyboard, computer data storage, hard drive disk(HDD), system unit (graphic card, sound card, memory, motherboard and chips), e.t.c all of which are physical object that can be touched.
INPUT DEVICE
Input device is any peripheral piece of computer hardware equipment to provide data and control signal to any information processing system such as a computer or other information appliance. input device translate data from that humans understand to one that the computer can work with.most common are keyboard an mouse.
- keyboard
- mouse
- microphone
- touch screen
- scanner
- webcam
- touch pad
- MID keyboard 9
- graphics tablets
- cameras
- pen input
- video capture hardware
- trackball
- bar code reader
- digital camera
- joystick
- game pad electronic whiteboard
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