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A digital telephone system was introduced in 1983 and mobile phones came in 1992. Before 1980, most of the domestic appliances and equipment were imported, except the one-band radio, but after 1980 many assembly plants for radio, television, audio, and video cassette recorders and players were established.
A barcode reader or barcode scanner is an optical scanner that can read printed barcodes and send the data they contain to computer. [1] Like a flatbed scanner , it consists of a light source, a lens, and a light sensor for translating optical impulses into electrical signals.
An optical reader is a device that observes visual information and translates it into digital information, [1] as found within most image and barcode and matrix-code scanners. An example of optical readers are marksense systems for elections where voters mark their choice by filling a rectangle, circle, or oval, or by completing an arrow.
Being able to use a full 8 + 1 ⁄ 2 in × 11 in (22 cm × 28 cm) answer sheet rather than a 7 + 3 ⁄ 8 in × 3 + 1 ⁄ 4 in (18.7 cm × 8.3 cm) mark sense card, eliminated the need to use multiple answer cards per test per student, as well as dramatically increased the marking speed for test answers.
Absolutely. The Plustek Photo Scanner Z300 is an excellent way to scan in all your old photos, especially if you've got time set aside to do so. It won't suddenly make the process of manually ...
The number of mobile phone subscribers in Bangladesh as of April 2015 was 124.705 million, [8] having risen from the February 2009 figure of 45.21 million. [9] As of September, 2022 the number of mobile phone subscriber has risen to 181.43 Million.
Scan-Optics' records management, [1] information, data remanence, data backup and data recovery services are supplied to government and business customers throughout North America [2] [3] and Europe, [4] while its industrial high-speed digital imaging and OCR SO-series scanners are being used worldwide.
Josh Hart had 23 points, 15 rebounds and 10 assists for his third triple-double of the season, Karl-Anthony Towns had 32 points and 13 rebounds, and the New York Knicks beat the Washington Wizards ...