INPUT AND OUTPUT DEVICES Flashcards
Any device which allows you to get information from the outside world into the computer so it can be stored and processed in a digital form. What is this?
INPUT DEVICE
Any device which can take the data stored inside a computer in a digital form and turn it into another format we can process. What is this?
OUTPUT DEVICE
Input-> __________ -> Output.
What is between these stages?
Process where storage happens.
Is this input or output?
OPTICAL CHARACTER RECOGNITION (ocr)
Input (as you place something in the scanner for the computer to take in and understand)
Is this input or output?
OPTICAL MARK RECOGNITION (omr)
Input as the card sends data to the computer
Is this input or Output?
SCANNERS and DIGITAL CAMERAS
Input as they both take something in (like take a picture for the camera)
Is this input or output?
GPS receiver.
Output as you put in an address and it will show you back the directions for eg.
Is this input or output?
SENSORS+ ACTUATORS
Output as they will do something in response of something before. (Automatic door, thermostats)
Is this input or output?
PRINTERS
Output as you make the computer process something into the printer which then gives you a physical copy.
Is this input or output?
DONGLE
Output as it’s like a USB which you connect to a port and helps your home have WiFi.