Each SurfaceView subclass should implement the interface ________, which contains methods that are called when the SurfaceView is created, changed (e.g., its size or orientation changes) or destroyed.

A special kind of form that provides an intuitive user interface and can appear when you open a database is a ____.

A. message box B. splash screen C. startup option D. navigation form

Answer the following statements true (T) or false (F)

1. Any algorithm that can be coded with recursion can also be coded with an iterative structure. 2. When recursion is used on a linked list, it will always display the contents of the list in reverse order. 3. The speed and amount of memory available to modern computers diminishes the performance impact of recursion so much that inefficiency is no longer a strong argument against it. 4. All mathematical problems are designed to be more efficient using recursive solutions.