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10.3. Data dictionary
A subsection of Information Technology, 9626, through 10. Database and file concepts
Listing 3 of 3 questions
Select the most appropriate data type for each of the following examples, giving a reason why alternative data types would not be suitable. If the data type is numeric, specify the type of numeric data that would be most appropriate and give a reason. The reasons must be different for each example. A phone number, such as 028 9649 6437 A number used to show the fraction of students who like IT, such as 0.125. The number of children in a family, such as 4. A person’s state of employment, such as employed or not employed. The amount of money a person earns, such as $100.50.
9626_w20_qp_12
THEORY
2020
Paper 1, Variant 2
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Questions Discovered
3