Data output is how computers present information you can see, hear, or print. Learn how devices turn digital data into useful results, from screens to printers.
|
|
||||||||||||||||||||||||
|
|
||||||||||||||||||||||||
|
|
||||||||||||||||||||||||
|
|
||||||||||||||||||||||||
|
|
You can find more about this topic by visiting BBC Bitesize - Data and databases
A graphics tablet is an input device. VDU stands for Visual Display Unit, more commonly called a monitor
|
A plotter is a special type of printer that is designed to produce large diagrams, for example, architect's drawings or engineering plans
|
||||||||||||||||||||||||
It is an ALARM! It has to attract attention
|
Hardcopy is a big expense in most companies
|
||||||||||||||||||||||||
Hardcopy can outlast the computer and printer that was used to make it
|
Softcopies are normally viewed on a monitor
|
||||||||||||||||||||||||
New technology can make old data files un-readable
|
CD-RW drives are both input and output devices
|
||||||||||||||||||||||||
OMR - Optical Mark Reader. This is an input device
|
They convert electrical impulses into sound waves
|