Chapter 3 Functions

Pregunta	Respuesta
Function	A named sequence of statements that performs some useful operation. Functions may or may not take arguments and may or may not produce a result.
Function Definition	A statement that creates a new function, specifying its name, parameters, and the statements it executes.
Function Object	A value created by a function definition. The name of the function is a variable that refers to a function object.
Header	The first line of a function definition.
Body	The sequence of statements inside a function definition.
Parameter	A name used inside a function to refer to the value passed as an argument.
Function Call	A statement that executes a function. It consists of the function name followed by an argument list.
Argument	A value provided to a function when the function is called. This value is assigned to the corresponding parameter in the function.
Local Variable	A variable defined inside a function. A local variable can only be used inside its function.
Return Value	The result of a function. If a function call is used as an expression, the return value is the value of the expression.
Fruitful Function	A function that returns a value.
Void Function	A function that doesn’t return a value.
Module	A file that contains a collection of related functions and other definitions.
Import Statement	A statement that reads a module file and creates a module object.
Module Object	A value created by an import statement that provides access to the values defined in a module.
Dot Notation	The syntax for calling a function in another module by specifying the module name followed by a dot (period) and the function name.
Composition	Using an expression as part of a larger expression, or a statement as part of a larger statement.
Flow of Execution	The order in which statements are executed during a program run.
Stack Diagram	A graphical representation of a stack of functions, their variables, and the values they refer to.
Frame	A box in a stack diagram that represents a function call. It contains the local variables and parameters of the function.
Traceback	A list of the functions that are executing, printed when an exception occurs.

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