Subroutines

Descrição

Be familiar with subroutines and their uses. Know that a subroutine is a named ‘out of line’ block of code that may be executed (called) by simply writing its name in a program statement. Be able to describe the use of parameters to pass data within programs. Be able to use subroutines with interfaces Be able to use subroutines that return values to the calling routine. Know that subroutines may declare their own variables, called local variables.

FlashCards por Daniel Smillie, atualizado more than 1 year ago

	Criado por Daniel Smillie quase 7 anos atrás

Questão	Responda
Subroutine	A block of named code designed to carry out a specific task.
Function	A subroutine that returns a value.
Built-in Function and Libraries	Programming language come with many built-in functions which perform common tasks. E.g. sqrt, len, asc, chr, round
Parameter	Identifies data being passed into a subroutine
Argument	An item of data being passed into a subroutine
Local Variable	A variable that is only available in specific subroutines and functions
Global Variable	A variable that is available anywhere in the program

Questão

Responda

Subroutine

A block of named code designed to carry out a specific task.

Function

A subroutine that returns a value.

Built-in Function and Libraries

Programming language come with many built-in functions which perform common tasks. E.g. sqrt, len, asc, chr, round

Parameter

Identifies data being passed into a subroutine

Argument

An item of data being passed into a subroutine

Local Variable

A variable that is only available in specific subroutines and functions

Global Variable

A variable that is available anywhere in the program

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