05 Binary representation

Define the terms bit, byte, binary, decimal/denary, hexadecimal.

Outline the way in which data is represented in the computer. To include strings, integers, characters and colours. This should include considering the space taken by data, for instance the relation between the hexadecimal representation of colours and the number of colours available. Does binary represent an example of a lingua franca? Comparing the number of characters needed in the Latin alphabet with those in Arabic and Asian languages to understand the need for Unicode.

Analog vs Digital data: http://www.diffen.com/difference/Analog_vs_Digital

Bits and bytes: http://www.youtube.com/watch?v=UmSelKbP4sc&feature=related

ASCII: http://en.wikipedia.org/wiki/ASCII

Unicode: http://en.wikipedia.org/wiki/Unicode

Unicode characters: http://en.wikipedia.org/wiki/List_of_Unicode_characters

Graphic representation: http://en.wikipedia.org/wiki/List_of_monochrome_and_RGB_palettes

E-book reference:

Chapter 2: Number Systems - p33-49

Date Representation - p51-85