Topic Outline Introduction to Database Types of Data Metadata Components of Database Environment Application Program Range of Database applications Types of Users Types of Data Different types of data are as follow: Numeric Data It consists of numeric digits from 0 to 9 like 22, 58, 1123, or -123. The numeric data may be, either positive or negative. Alphabetic Data It consists of alphabetic letters from A to Z, a to z, and blank spaces. For example, "Computer", "Software", "IT", and "Automata" etc. Image Data Image data includes graphs, pictures, drawings,, and charts. Image data is more comprehensive. Alphanumeric Data It consists of numeric digits (0 to 9) , letters (A- to Z) and all special characters (+, -, @, $, #) etc. Audio Data This data includes music, speech, and any type of sound. Video Data This data is a set of full-motion images played at a high speed. It is used to display actions and movement. Metadata The metadata can be defi...
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