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Input and Output Devices - Coggle Diagram
Input and Output Devices
Input Devices
Optical Reader
for reading bar codes
bar code readers
for reading predetermined characters
for reading optical marks
optical mark readers
Microphone
for recording sound into a computer
Scanner
for inputting text and graphics into computers by scanning
Pointing Device
for controlling a cursor or a pointer on a GUI to trigger an action
Digitizing Tablets
Handwritng Boards
Touch screens
Joysticks
Track points
Touchpads
Trackballs
Mice
Digital Camera
for capturing still images
Keyboard
For entering data or commands by pressing the keys
Digital Video Camera
for recording moving images
Output Devices
Speaker
for converting audio signals of a computer into sound
Printer
for producing text and graphics on a physical medium
laser printer
thermal printer
inkjet printer
Plotter
dot-matrix printer
Visual Display Unit (VDU)
for outputting information in the form of text, graphics and video
CRT monitor
LCD monitor
Video Projector
for projecting computer display onto a larger screen
LCD Projector
DLP Projector
Daily Applications of Input and Output Devices
Cheque Deposit Machine
SOHO
Point-of-sale (POS) Terminal
Conference Room