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Economists collect and analyze data on output per worker and output per hour of work.What are they trying to measure by doing so?
Derived Class
A class that inherits attributes and methods from a base class, also known as a subclass.
Base Classes
In object-oriented programming, classes that act as a foundation from which other classes (derived or child classes) can be created through inheritance.
Interface
A programming construct that defines a contract of methods that implementing classes must provide, used to enforce a set of behaviors.
Comparable Interface
An interface in Java that imposes a natural ordering on the objects of each class that implements it, used to allow objects to be compared.
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