IT R050 - 3.2.1 Data types

Alphanumeric data type:

• Letters only

• Numbers only

• Both letters and numbers

• Images

Boolean values are:

• One of 2 options

• Words only

• Whole numbers

• Time values

Date data type records:

• Words

• Whole numbers

• Days, Months, Years

• Letters and numbers

Numeric data type:

• Symbols

• Letters

• Numbers used in calculations

• Numbers not used in calculations

Currency data type:

• Money

• Names

• Percentages

• Whole numbers

Numbers with fractional parts:

• Percentages

• Whole numbers

• Decimal values

• Letters and numbers

Whole numbers:

• Integers

• Real numbers

• Percentages

• Dates

Percentages are shown as:

• Words

• %

• Prices

• Letters

Can include decimal or whole values:

• Integer

• Real number

• Date

• Text

Text data type holds:

• Words or sentences

• Numbers

• Currency

• On/Off responses