Peripheral - A device, usually external to a computer, that is plugged into a computer's communication port or is connected wirelessly. Common ____ are keyboards, mice, monitors, speakers, and printers., Touch Screen - A display device that allows a user to interact with a computer by touching, tapping, and swiping areas on the screen., Inkjet Printer - A printer that sprays small dots of ink from an ink reservoir onto a sheet of paper., Laser Printer - A printer that uses electrical charges and heat to fuse tiny plastic particles (called toner) to the paper., Scanner - A device that can be connected to a computer or network that scans paper documents and converts them into digital files., Universal Serial Bus (USB) - A common interface used to connect peripherals, such as mice, keyboards, printers, and digital cameras to a computer., FireWire - An uncommon interface used to connect peripherals such as digital cameras and external hard drives to a computer., Video Graphics Array (VGA) Connector - A connector, identified by its blue color and three rows of pins, that is used to connect older monitors to a computer., Digital Visual Interface (DVI) Connector - A connector, typically white with three rows of eight pins, designed to connect digital monitors to a computer., High-Definition Multimedia Interface (HDMI) Connector - A connector used to connect a computer to an HDMI monitor or TV., Registered Jack 45 (RJ-45) Connector - A connector used to connect a computer to a wired network., Thunderbolt - An interface primarily used on Apple computers that typically connects a monitor to a computer and can also provide DC power., Infrared - A communication technology that uses light waves to transmit information through the air., Bluetooth - A short-range wireless communication technology used to connect peripherals such as wireless headphones, speakers, keyboards, mice, smart watches, printers, and game controllers to a computer, including smartphones., Camera Lens - A camera component that focuses the light that enters it into a point. Behind the point, the light spreads out again, eventually creating an upside-down image of the light that entered., Photosensitive Material - A light sensitive surface used to capture the image focused by the lens., Camera Shutter - A camera component that sits between the lens and the sensor, allowing light to enter for a short time.,

3.4 Input and Output

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