Bistable Devices

A bi-stable device is a device that is like a switch because it can be in only two.. read more>>

Optical Character Recognition

Optical character recognition (OCR) is a technology used to overcome the drawbacks of a simple scanner. When any.. read more>>

Image Scanner

Image scanner or optical scanner is a type of scanner that generates a digital representation of an image.. read more>>


A scanner is a hardware device or a software or combination of both used for examining, reading, searching.. read more>>

Magnetic Ink Character Recognition

Magnetic ink character recognition (MICR) is a character recognition system that uses special ink and characters. MICR technology.. read more>>

Barcode Reader

Bar-code readers, price scanner, point-of-sale (POS) scanner or barcode scanners are generally found in supermarkets and large departmental.. read more>>


Pixels or pels (picture elements) in digital imaging are small little dots that make up the images. Pixel.. read more>>


In software engineering, a module is a part of a program. Programs are composed of one or more.. read more>>

Read Only Memory (ROM)

ROM (Read-Only Memory) is a computer memory on which data can be recorded only once. Once data has.. read more>>

Random Access Memory (RAM)

RAM is a type of computer memory. It stands for Random Access Memory. It is often called primary.. read more>>