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F452 specification key terms
revision for OCR computer science AS level F452
5
Computer Science
01/11/2011
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Term
Data type
 Definition
system to control the values a variable can hold
Term
Boolean
 Definition
True or false (or any data that only has two possible values) TRUE or FALSE,
YES or NO
Term
String
 Definition
Data type that can hold A number of characters
Term
Array
 Definition
An array is an example of a data structure.

An array is a data structure containing a number of data items which are all the same data type.
Term
AND
 Definition
A logical operators which may be used in algorithms (programs)