Flashcards
keywords
Cards in this deck (10)
- 1Parity checkingAn error technique to check the digital data in a computer by adding an 0 to even numbers and a 1 to odd numbers.
- 2ASCII codeAmerican Standard Code for Information Interchange, ASCII is a code for representing English characters as numbers, with each letter assigned a number from 0 to 127.
- 3UnicodeA standard for representing characters as integers. Unlike ASCII, which uses 7 bits for each character, Unicode uses 16 bits, which means that it can represent more than 65,000 unique characters.
- 4PixelShort for Picture Element, a pixel is a single point in a graphic image.
- 5ResolutionThe amount of pixels in an image.
- 6Colour depthThe number of distinct colours that can be represented by a piece of hardware or software. Colour depth is sometimes referred to as bit depth because it is directly related to the number of bits used for each pixel.
- 7MetadataData about data. Metadata describes how and when and by whom a particular set of data was collected, and how the data is formatted.
- 8Vector graphicsRefers to software and hardware that use geometrical formulas to represent images.
- 9Bitmap graphicsRefers to hardware and software that represent graphics images as bit maps. The other method for representing images is known as vector graphics.
- 10Raster graphicssame as bit mapped
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- Flashcards on keywords, created by chloeeboardman on 10/11/2014.
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- chloeeboardman
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