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Input and output (Output (Data has been processed :red_cross: (Printer …

- - - - Large-format printers
        
        photo-realistic quality color prints
      - Plotters
        
        high-quality drawings
      - Label printers
        
        prints on an adhesive-type
      - Mobile printers
        
        Small
        
        Print from a mobile device
        
        lightweight
        
        battery-powered printer
      - Thermal printers
        
        pushing electrically heated pins
        
        against the heat-sensitive paper
      - All-in-one printers
        
        multifunction printer
        
        prints
        
        copies
        
        faxes
        
        Scans
      - Laser printers
        
        High-speed
        
        High-quality
        
        Color
        
        Black-and-white
      - Ink-jet printers
        
        Spraying tiny drops of liquid ink
        
        Speed measured by PPM
      - 3-D printer
        
        process called additive manufacturing
        
        adding material to a three-dimensional object
        
        one horizontal layer at a time
      - Impact printers
        
        characters and graphics on a piece of paper
        
        striking a mechanism against an inked ribbon that physically contacts the paper
    - - Contrast ratio
      - Dot pitch
      - Brightness
      - Response time
      - Resolution
    - - Interactive whiteboard
        
        touch-sensitive device
        
        resembling a dry-erase board
        
        displays the image on a connected computer screen
      - Earbuds
        
        rest inside the ear canal
      - Speakers
        
        generate sound
        
        :
      - Headphones
        
        cover or are placed outside of the ear
      - Data projector
        
        displaying on a computer or mobile device screen
        
        larger screen
      - Joysticks, wheels, gamepads, and motion-sensing game controllers
        
        sends resistance to the device
        
        response to actions of the user
- - - - that contains keys users press to enter data and instructions
      - Variety of keyboard
    - - a small symbol on the screen whose location and shape change as a user moves a pointing device
      - Mouse
        
        a pointing device that fits under the palm of your hand comfortably
        
        Type
        
        Optical mouse
        
        laser mouse
        
        touch mouse
    - - touch-sensitive display
    - - Users can guide on-screen elements using air gestures
    - - touch a stylus or digital pen on a flat surface to write, draw, or make selections
      - type
        
        smart phone
        
        tablet
        
        graphic tablet (digitizer)
    - - process of entering input by speaking into a microphone
    - - definition :
        
        :pencil2: process of capturing full motion image
        
        :pencil2:store them into storage medium (pc/mobile)
      - type
        
        webcam (dv camera)
        
        videoconference
    - - reads printed text and graphics
      - ttranslates the results -> form the computer can process
      - Optical character recognition (OCR)
        
        Optical mark recognition (OMR)
        
        RFID (radio frequency identification)
        
        uses radio signals to communicate (wave) with a tag placed in or attached to an object
        
        can track
        
        Tracking location
        ( people and other items)
        
        Checking out library books
        
        Managing inventory
        
        bar code reader
        
        QR code
        
        Magstripe readers (magnetic)
        
        Bank cards
        
        Entertainment cards
        
        Identification cards
        
        Credit cards
        
        MICR (magnetic ink character recognition)
        
        read text printed with magnetized ink
      - a light-sensing input device