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Parameter — OCR GCSE Computer Science Definition | GradeGen

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Computer Science
Key terms
Parameter

GCSE Computer Science · key term

Parameter

Definition

A named input in a subprogram definition that receives data when the subprogram is called.

Used by OCR

How each exam board covers it

OCR GCSE Computer Science · J277

Paper 2

In the definition, length and width are parameters: named inputs to the function. In the call, 4 and 3 are arguments: the actual values supplied. They are matched in order, so length receives 4 and width receives 3.
Revise: Using Subprograms

OCR Computer Science past papers

Exam tips

1
Match arguments to parameters in the correct order, and store a returned array if it is needed later.

Related key terms

Argument
Constant
Function
Global variable
Local variable

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