Prevention measures against the counterfeiting of documents—such as checks and identification cards—include using microprinting, watermarks, and other difficult-to-reproduce content. _________________________

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

1. True/False: Encapsulation is the ability to create methods that perform a general function which automatically adopts itself to work with objects of different classes. 2. True/False: When a subclass is created, it is known as the base class. 3. True/False: Polymorphism allows a method to take on many definitions when applied to objects in a hierarchy of classes.

A ____________ linked list has nodes that contain two references to Nodes.

a. circular b. sequential c. doubly d. one-way