Answer:
Development, Introduction, Growth, Maturity and Decline.
Explanation:
<u><em>Differences between barcode reader and character recognition devices:</em></u>
Barcode Reader or Barcode Scanner:
- Barcode Scanner scans the data by brightening the barcodes usingSensor
- The analog signal is then converted into digital signal by Converter.
- The Decoder calculates the converted data and sends valid data to the computer.
Character Recognition Devices (OCR):
- OCR scans the physical document and converts them into two-coloured format.
- The darker and lighter area are identified as characters and blanks respectively.
- The common methods used are: Pattern Recognition and Feature Detection.
Answer:
The advantages of a digital darkroom is that it allows the photographer to make minor changes to improve a photograph. The disadvantage is that the more you want your picture to come out better you would need to waste your time or be patient to get the picture and buy a better camera.
Answer:
Explanation:It is very important to have a way to measure and quantify the flow of electrical current. When current flow is controlled it can be used to do useful work. The flow of electrons is measured in units called amperes. The term amps is often used for short