A(n) ________ is visible only to Access and not to you, the user. but it helps find items much faster

How many design methods are there?

A. 3. B. Almost 25. C. Unlimited; each artist can use his or her own methods. D. According to studies, there are roughly 50 methods, all with some variations to them.

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

1. When you create an object from a class, you use a reference variable to reference that object. 2. You should never declare a class in its own source file. 3. Because classes are reference types, objects that are instances of a class are always passed by reference. 4. Writing each class in its own separate file makes your code more organized and helps keep your source code files to a manageable size.