Computer - Input Devices, Output Devices

Содержание

1. Computer - Input Devices, Output Devices
2. KeyboardThe oldest and most widely-used computer input
3. MouseThe small hand-held computer device that helps
4. JoysticksMany latest joystick models come with different
5. Light PenLight pen is a pointing device
6. Track BallTrack ball is an input device
7. DigitizerDigitizer is an input device which converts
8. HeadsetsHeadset devices have an earphone, as well
9. MicrophoneMicrophone is an input device to input
10. MonitorsMonitors, commonly called as Visual Display Unit
11. PrintersPrinter is an output device, which is used to print information on paper.
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KeyboardThe oldest and most widely-used computer input device is the keyboard. It is available with desktop computers, laptops, etc. The keyboard is generally connected to the computer with a wire, but

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Computer - Input Devices, Output Devices

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Слайд 1 Computer - Input Devices, Output Devices

Слайд 2Keyboard
The oldest and most widely-used computer input device is the

keyboard. It is available with desktop computers, laptops, etc. The

keyboard is generally connected to the computer with a wire, but nowadays, wireless keyboards are also very common.

KeyboardThe oldest and most widely-used computer input device is the keyboard. It is available with desktop computers,

Слайд 3Mouse
The small hand-held computer device that helps make selection and

navigation of the screen easy, is the mouse. The mouse,

like the keyboard, is either connected with the computer through a wire, or has a wireless connection.

MouseThe small hand-held computer device that helps make selection and navigation of the screen easy, is the

Слайд 4Joysticks
Many latest joystick models come with different buttons to help

you make complex movements, with just a push of your

fingers. The function of joystick is similar to that of a mouse. It is mainly used in Computer Aided Designing(CAD) and playing computer games.

JoysticksMany latest joystick models come with different buttons to help you make complex movements, with just a

Слайд 5Light Pen
Light pen is a pointing device which is similar

to a pen. When the tip of a light pen

is moved over the monitor screen and pen button is pressed, its photocell sensing element detects the screen location and sends the corresponding signal to the CPU.

Light PenLight pen is a pointing device which is similar to a pen. When the tip of

Слайд 6Track Ball
Track ball is an input device that is mostly

used in notebook or laptop computer, instead of a mouse.

This is a ball which is half inserted and by moving fingers on ball, pointer can be moved.

Track BallTrack ball is an input device that is mostly used in notebook or laptop computer, instead

Слайд 7Digitizer
Digitizer is an input device which converts analog information into

digital form. Digitizer can convert a signal from the television

or camera into a series of numbers that could be stored in a computer. A graphic tablet as digitizer is used for doing fine works of drawing and image manipulation applications.

DigitizerDigitizer is an input device which converts analog information into digital form. Digitizer can convert a signal

Слайд 8Headsets
Headset devices have an earphone, as well as a microphone.

This helps you record your voice, dictate data, or even

send commands to the computer. Some headsets help you keep your hands free for working on different tasks. You can even add voice recognition software, so that only your voice will be accepted by the computer to dictate commands.