Computing F452 Basic Definitions

Statement

Single instruction or step within a program

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Subroutine

Set of instructions that perform a specific task located inside a program

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Procedure

Subroutine that executes it's statements then returns control to the program

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Function

Subroutine that executes it's statements and returns a single value

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Parameter

An item of data that is given to a procedure/function

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Sequence

Control structure where a set of instructions are executed once, in order

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Selection

Control structure where a group of statements are provided and a condition is used to decide which statement should be executed

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Iteration

Control structure where a group of statements are executed repeatedly (like a loop, a.k.a. repetition)

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Set of instructions that perform a specific task located inside a program

Subroutine

Subroutine that executes it's statements then returns control to the program

Subroutine that executes it's statements and returns a single value

An item of data that is given to a procedure/function

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