1. An input device is a hardware which transfers data into the computer
Input & Output Devices
An input device is a hardware which transfers data into the computer
An output device is a hardware which transfers data out of the computer.
In this presentation I will talk about Input & Output Devices
An input device is a hardware which transfers data into the computer
An output device is a hardware which transfers data out of the computer.
I’ve chosen two devices, speaker and plotter
October 27, 2010 1

2. Speakers Output device that converts electrical
signals into sounds, loud
enough to be heard at a
distance
to amplify the sound
Advantages:
· They're very simple to operate.
Disadvantages:
· They can take up a fair amount of desk-space, compared to headphones.
It’s an output device that converts electrical signals into sounds, loud enough to be heard at a distance
They are used to amplify the sound so that it can be used for social or personal use.
Their advantages are:
-they are Simple to operate –They Alert if there are pop-ups –They come Provided with computer
And the disadvantages are:
-they take up an amount of desktop -Can distract people

3. Plotters Output device
A printer that makes line drawings on paper with specialised pens.
Draw vector graphics
Advantages:
· Print more precise lines
Disadvantages:
· Can take half an hour to print drawings
A plotter is an output device,
It’s a printer that makes line drawings on paper with specialised pens.
It uses are that they can draw continuous point-to-point lines from vector graphics
Its advantages are:
- They print faster that other types of printing machines - They print more precise lines – it has a high colour accuracy & printer quality
And the disadvantages are:
- They can take half an hour to print drawings - they’re more expensive than a regular printer - it takes a lot of space