Output devices

The output devices are the hardware which accept result from the primary memory and supply it to the users or store it to secondary storage device for future use. That is mainly used for the output of the processed information.
There are two types of output devices.
i. Soft Copy Output Devices
ii. Hard Copy Output Devices

Soft Copy output Devices:
These types of devices produce temporary output that can only be seen but cannot be touched or felt. The commonly used softcopy output devices are CRT (Cathode Ray Tube) monitor and flat panel display.
 Monitors: - the monitor is one of the most common output devices. It displays character and graphics.
CRT Monitors
CRT monitor is names so, because it uses large vacuum, tube called a cathode ray tube (CRT) . it looks like a common television screen.
The CRT monitors are relatively bigger in sizes than other monitors but it is cheaper.
LCD monitors
It is a type of flat-panel monitor. LCD monitors use a special kind of liquid crystal for display. LCD monitors are comparatively light weight and portable monitors but they are expensive.
Hard Copy Output Device:-
 Printer: - The printer is one of the most common output devices. It provides data. Programs texts and other results in a permanent readable from i.e. sheet of paper. The output produced from a printer is also known as hard copy output.
Depending on their speed and approach of printing, printers can be classified as character printers, line printers and page printers. Burt commonly printers are classified into two types: impact and non-impact.
 Plotters: - the plotter is an output device that can create drawings. Charts and graphics. Some printers and also produce such graphics but plotters are used when we require a high quality drawing and graphics. Some common types of plotters are- drum plotters, flat bed plotters, electro static plotters etc.