OUTPUT DEVICE KYA HAI. OUTPUT DIVICE KAISE KAM KARTA HAI

Output Devices

Out put devise – devise used to show result product is called output devise.

Ex-     (1)VDU 

           (2)LCD

           (3)Speakers 

           (4)Projector 

           (5)Line Printer 

           (6)Plotter

           (7) Monitor

There are two kinds of output devices.

1. Soft output:. output that is intangible.

2. Hard output : output that is intangible

SOFT OUTPUT DEVICE. 

Devices, which produce soft output

1. VDU(Visual Display unit)

Due to growing technology in input device there are several kinds of display units are several kinds of visual display units are available, Such as.

2. LCD(liquid Crystal display) and 

CRT(Cathode ray tube) monitors. 

3. LDC monitor is sometimes called TFT . It is rapidly replacing old –fashioned CRT monitors.

Speakers

It  is also an important output device. It is used 

to get output as a sound.

 In multimedia computer it is the most important output device.

Projector

It is now widely spreading in market due to its advantage. Through this output device . we can enlarge the image shown on monitor to a large screen so that many people can watch it projector image.

 It is very essential device for those who organize meeting . Seminar etc.

HARD OUTPUT DEVICE.

Device, which produce hard output

We can produce hard output through printer.

 A device used to print soft output on page so that we can carry it and move it around. 

There are several kinds of printers are available in market. 

Broadly we can categorize printer in three parts:

1. Dot Matrix :

This is very fast, reliable;

Low printing cost but very noisy printer. 

It is heavily used by business house where 

Cost effective printer require.

2. Ink jet: 

The printer of this category uses spraying technology. It come into various shapes and sizes with very advanced facilities. Photo printer, PSC(Printer ,scan, copy)printer come into this category. It is generally color printer with very low cost .its printer cost is very high.

3. Laser :

this is also a kind of printer work like any photocopier. It is sometimes called optical printer .it uses same technique as used in any photo copy machine , so its printer cost is very effective. 

Some other printers: -

Line printer: 

It is very fast spend printer generally used in blank when there is heavy transaction .

Plotter : 

It is huge printer used to print board , banner , hording etc. Now this very famous and replacing manual printing of boards and hoardings.