Chapter 14, Problem 6SA

Explanation of Solution

Stale:

The stale means that the value of an item dependent on other data and the same item is not updated when another data is changed.

Example:

Consider an example of stale which is given below:

//class definition

Class Test

//fields declaration

Private Real parts

Private Real labor

//definition of constructor

Public Module Test (Real p, Real l)

//set the values

Set parts = p

Set labor = l

//end the module

End Module

//definition of matator

Public Module setParts (Real p)

//set the value

Set parts = p

//end the module

End Module

//definition of matator

Public Module setLabor (Real l)

//set the value

Set labor = l

//end the module

End Module

//definition of accessor

Public Function Real getParts ()

//return the value

Return parts

//end the function

End Function

//definition of accessor

Public Function Real getLabor ()

//return the ...