Examlex
Consider the following class definitions:
class bClass
{
Public:
Void set(double a,double b) ;
//Postcondition: x = a; y = b;
Void print() const;
BClass() ;
//Postcondition: x = 0; y = 0;
BClass(double a,double b) ;
//Postcondition: x = a; y = b;
Private:
Double x;
Double y;
};
Class dClass: public bClass
{
Public:
Void set(double a,double b,double c) ;
//Postcondition: x = a; y = b; z = c;
Void print() const;
DClass() ;
//Postcondition: x = 0; y = 0; z = 0 ;
DClass(double a,double b,double c) ;
//Postcondition: x = a; y = b; z = c;
Private:
Double z;
};
Which of the following dClass constructor definitions is valid in C++?
Double-Declining-Balance Method
A depreciation technique that accelerates the rate at which an asset loses value, doubling the rate of the straight-line depreciation method.
Straight-Line Method
A depreciation technique that allocates an equal amount of depreciation to each year of the asset's useful life.
Depreciation
The planned distribution of the costs associated with a tangible asset over its usage period.
Units-of-Activity Method
A depreciation method that allocates a fixed asset's cost based on its usage, activities, or units of production, reflecting wear and tear more accurately.
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