Edexcel GCSE Computer Science

2.2.1: understand the structural components of a program (variable and type declarations, command sequences, selection, iteration, data structures, subprograms)

Keywords:
Programming
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KeywordDefinition
command sequencelines of code that give instructions that will be executed in order
data structurearrays, lists and records that can store multiple values
declarationline of code that says what a variable will be called and what type of data it will store
iterationlines of code that control how many times a section of code should be repeated
selectionlines of code that work out a boolean expression to decide which lines of code to execute next
subprograma section of code (procedure or function) with a name that performs a specific task
Typeinteger, boolean, real, character or string
variabledata structure with a name. Used to store a value that can change whilst the program runs
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