What is Scanner

 What is Scanner

 Type of scanner

 

Scanner-The scanner is the input device. It is use to scan text, image design and picture etc.

 

There are five type of different category of computer.

(1)Connation

(2)Mode

(3)Single

(4)Purpose

 

 

(1) Connection-There are two kind of scanner

 

Wired- This kind of scanner connect form computer, laptop with cable.

 

Wireless- This kind of scanner connect form computer, laptop with Wi-Fi.

 This also called Wi-Fi scanner. It is scene quality better than wire scanner

 

(2) Mode-There are two type

 

Simple-

This kind of scanner can one side of paper and if you want scanner other side of paper you have to manually change paper side

 

Duplex

This kind of scanner can both side of paper scanner one side scene and other side scene manually there are no need to manually change it.

 

 

 

(3) Single and hybrid- There are two type

 

Single- The are only single scanner.

Hybrid- There are printer and photocopy also in build in it

 

 

(4) Purpose- There are seven type of it.

 

Photo scanner-

This kind of scanner are use for scan the image, photo, painting and design. The picture quality is very high than other scanner.

 

Handheld Scanner-

This is small scanner and easy to carry documents.

It is very light weight and portal.

 

Drum scanner-

It is first scanner. This drum present in scanner on which document, picture o and

 

Optical Marker Reader-

This kind of scanner is use to scan symbol and sign.This is use in check answer sheet of multiple choice questions.

 

Optical Character Recognition-

This kind of scanner is use to scan sign, letter and number. It use to read old books and manuscript.

 

Magnetic Ink character recognition (MICR)-

This kind of scanner are use in bank so can read code information which write on cheque and draft. So it reduce all risk 

 

Barcode reader-

It is use in shop where every product has barcode and it scan this information and fast making bill.

 

Application

 

() It scan image, photo, panting, map and designing etc.

(2) School and  Examination

(3) Office work

(4) Bank work

(5) Research work

(6) Architecture work

 

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