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unit 3 - Coggle Diagram
unit 3
3.1
data types and sources of data
Numeric
Numerical consists of numbers , there are two different types of numerical data
floating point numbers - with decimal points sometimes called real numbers, or floats), for example 2.1, 32.1, 45.9
integer- a whole number, for example: 2, 34, 34224
date & time
a date / time data type is used to hold any data that is linked to date or time. E.g. YYYY-MM-DD hh: mm: ss.
Media
The Media data type allows you to import a media file into the application data base, e.g. Video, Sound, Animation text
text
Any letter, number, symbol, or punctuation mark can be
stored in a text data type, it could be a mix of the lot or
just as one of them.
3.2
3.3
3.4
3.8
3.7
3.9
3.6
3.5