Hrdware
Hardware is any physical device which we can touch and see.
Example:
CPU, Motherboard, keyboard, mouse, RAM, Hard disk are shown in following image:
INPUT AND OUTPUT UNITS
Q: What is Input and Output Units? Ans: INPUT UNITS: Input are the units that helped them, to the user to enter data to the system or computer. Following are the input units: Keyboard mouse Scanner Light pen Web Camera Joystick Track Ball OUTPUT UNITS: Output are the units that help them the user to view the result of the input that assigned to the computer. Following are the output units: Printer Monitor Speaker Head Phone Sound Card Video Card GPS Location Screen Projector Plotter
This is very nice and helpful
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