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Info Tech Ch. 3.4

TermDefinition
Peripheral A device, usually external to a computer, that is plugged into a computer's communication port or is connected wirelessly (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 scans paper documents and converts them into digital files
Universal Serial Bus (USB) A common interface used to connect peripherals to a computer
FireWire An interface used to connect peripherals such as digital cameras and external hard drives to a computer. It is no longer commonly used
Video Graphics Arraw (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 now available on a wide variety of devices such as computers, monitors, TVs, Blu-Ray players, and more. HDMI is used to transfer high-definition signals. It supports both audio and video data.
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 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
Created by: acrusey
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