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4.3 - Use of programming languages

In programming, variables hold changing data, while constants remain fixed. Operators act on operands (data) to perform calculations or comparisons. Flowcharts visually represent the flow of logic, using symbols for processes, decisions (branching), and loops (repetition). Collections and arrays store multiple data items. Sub-programs break down tasks into reusable blocks. Boolean operators (AND, OR, NOT) enable...

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