. Input and Output Devices are external devices added to CPU.
Scanner: Scans images or photographs and sends data into computer in digital form.
Game controller: Allows us to send movements in gaming.
Joystick: Allows to control movements in different systems.
Barcode Reader: Reads the barcode on different items and sends them to process further. Usually seen in shopping malls.
Printer: Computer sends data to printer in digital form, it prints the output in the user understandable format.
Speakers: They produce high volumed sound by receiving information from other device.
Headset: Produce sound from connected device and individual can hear sound from it.
Projectors: Projects the information on the wide screen which is received in digital form.
Traffic Signals: Displays 3 different colors which meant to stop, ready and go according to the instruction from some other device.
Plotter: Draws figures or images using different colors.
. They send and receive information to computer in digitalized form.
Input Devices:
. Any hardware device which sends data to computer.
. They also allow to control computer.
. We can give instruction in various types like voice, touch, keys from keyboard, hand moments etc.
Mouse: We can roll over screen, click on links and move to next pages etc.
Keyboard: We can type data using keyboard and send it.
Touch Screen: Touching the screen at different point allows us to send data.
Microphone: Our voice signals are send into microphone and it is converted into digital signals and send further to other systems like speakers.
Scanner: Scans images or photographs and sends data into computer in digital form.
Game controller: Allows us to send movements in gaming.
Joystick: Allows to control movements in different systems.
Barcode Reader: Reads the barcode on different items and sends them to process further. Usually seen in shopping malls.
Output Devices:
. Hardware devices which allows us to receive data from computer.
. We may receive data in various forms like sound, visual screen, printing etc.
. They give us instructions as per processed data like traffic signals.
Monitor: Displays the information to the user.
Monitor: Displays the information to the user.
Printer: Computer sends data to printer in digital form, it prints the output in the user understandable format.
Speakers: They produce high volumed sound by receiving information from other device.
Headset: Produce sound from connected device and individual can hear sound from it.
Projectors: Projects the information on the wide screen which is received in digital form.
Traffic Signals: Displays 3 different colors which meant to stop, ready and go according to the instruction from some other device.
Plotter: Draws figures or images using different colors.