Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
24 Cards in this Set
- Front
- Back
Audio Input
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Process of entering any sound, such as speech, music, and sound effects, into the computer.
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Bar Code Reader
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Optical reader that uses laser beams to read bar codes by using light patterns that pass through the bar code lines. Also called a barcode scanner.
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Fingerprint Reader
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Biometric device that captures curves and indentations of a fingerprint and compares them with those of a stored image.
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Input
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Any data and instructions entered into the memory of a computer.
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Input Device
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Any hardware component that allows users to enter data and instructions into a computer.
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Joystick
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Handheld vertical lever mounted on a base used to control actions of a simulated vehicle or player.
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Keyboard
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Input device that contains keys users press to enter data and instructions into a computer.
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Light Pen
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Handheld input device that can detect the presence of light.
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Magnetic Stripe Card Reader
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Reading device that reads the magnetic stripe on the back of credit, entertainment, bank, and other similar cards
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Mouse
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Pointing device that fits comfortably under the palm of a user's hand.
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OCR Devices
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Optical character recognition devices that include small optical scanners for reading characters and sophisticated software to analyze what is read.
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Optical Character Recognition (OCR)
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Optical reader technology that involves reading typewritten, computer-printed, or hand-printed characters from ordinary documents and translating the images to a form that a computer can process.
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Pen Input
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Touch screen’s capability to accept input from an active pen or inactive stylus.
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Pointing Device
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Input device that allows a user to control a pointer on the screen.
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Pointing Stick
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Pressure-sensitive pointing device shaped like a pencil eraser that is positioned between keys on a keyboard and moved by pushing the pointing stick with a finger.
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POS Terminal
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Terminal used by retail stores to record purchases, process credit or debit cards, and update inventory.
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RFID
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Short for radio frequency identification; standard, specifically a protocol, that defines how a network uses radio signals to communicate with a tag placed in or attached to an object, an animal, or a person.
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Scanner
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Light-sending input device that reads printed text and graphics and then translates the results into a form the computer can process.
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Smart Card
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Card, similar in size to a credit card or ATM card, that stores data on a thin microprocessor embedded in the card.
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Stylus
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Small metal or plastic device that looks like a ballpoint pen, but uses pressure instead of ink to write, draw, or make selections.
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Touch Screen
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Touch-sensitive display device with which users interact by touching areas of the screen.
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Touchpad
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Small, flat, rectangular pointing device that is sensitive to pressure and motion.
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Trackball
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Stationary pointing device with a ball on its top or side.
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Voice Input
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Process of entering data by speaking into a microphone.
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