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Computer Studies - input/output

STUDY
PLAY
OMR
Optical Mark Reader
Human data into machine-encoded language
Tests, Forms, Surveys
OCR
Optical Character Reader
Scanned images & Text into machine-encoded Language
Offices, photo booths
MICR
Magnetic Ink Character Recognition
Processes cheques and gives routine/account number
Banks
ADC
Analogue to Digital Converter
Converts human understandable language into machine-encoded language
Input Device
hardware that is used to enter data into a computer. Bridges gap between you and the computer.
Manual Device
A device where the user has to enter the exact same data that the computer receives.
Output Device
A device that receives and/or displays output from a computer.
Auto Device
A device that is set to automatically control each step of a process.