Match the following terms to their meanings: I. database II. table II. record IV. field V. object A. complete set of fields about one person, place, event, or concept B. smallest data element of a table C. collection of organized data D. the main component used to make a database function E. an object in which data is stored

DBMS is an acronym for ________

Fill in the blank(s) with correct word

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

1. Polymorphism allows you to command a wide variety of objects of types related by inheritance as long as you know the objects’ types. 2. The use of polymorphism helps promote software extensibility. 3. Abstract methods and properties do not provide an implementation. 4. Concrete classes provide implementations for at least one of the methods and properties they define. 5. You may define implementations for abstract methods to act as a default