A function that calls itself directly or indirectly is described as:

Every recursive function must include a base case to:

An array's elements are stored in memory:

The ability of a subclass to acquire properties and methods from a superclass is called:

Tail recursion is a form of recursion where the recursive call is:

A callback function is a function that is:

A destructor (or finalizer) in object-oriented programming is called when an object is: