Real-world objects contain ___ and ___.

A software object's state is stored in ___.

A software object's behavior is exposed through ___.

Hiding internal data from the outside world, and accessing it only through publicly exposed methods is known as data ___.

A blueprint for a software object is called a ___.

Common behavior can be defined in a ___ and inherited into a ___ using the ___ keyword.

A collection of methods with no implementation is called an ___.

A namespace that organizes classes and interfaces by functionality is called a ___.

The term API stands for ___?