COP 3330 EXAM 1 HIGH-YIELD CLASSES, OBJECTS, FUNCTIONS, AND DATA STRUCTURES SUMMARY 2026

COP 3330 EXAM 1 HIGH-YIELD CLASSES,
OBJECTS, FUNCTIONS, AND DATA
STRUCTURES SUMMARY 2026

◉ In object oriented programming how is state represented?
Answer: Member variables


◉ Methods
Answer: in object oriented programming how is behavior
represented?


◉ Serve as the blueprint of how objects will be created
Answer: What is the purpose of a class in object oriented
programming?


◉ True
Answer: Based on best practices and how the Java API Library is
implemented a class should start with a capital letter (i.e. Dog versus
dog).


◉ False

,Answer: When defining a class, member variables are included
within the class's open/close curly braces (i.e. {}) and methods are
defined outside of the open/close curly braces.


◉ True
Answer: Information hiding is accomplished via encapsulation


◉ Dog puppy = new Dog();
Answer: Which of the following is the correct code for instantiating
an instance of class Dog?


◉ puppy
Answer: Which part of the following statement is the instance or the
created object?


◉ Constructor
Answer: In the following statement, Dog puppy = new Dog();, what
is "Dog()" called?


◉1
Answer: How many superclasses can a subclass have ( in Java)?


◉ unlimited

, Answer: How many subclasses can a superclass have?


◉ Access level modifier
Answer: Given the class definition


public class KeyTerminology{}


what is "public" called?


◉ Inheritance
Answer: What type of implementation behavior is the following
class definition doing?


public class SubclassDog extends Dog{}


◉ extends
Answer: When creating a subclass from a superclass what key word
must precede the existing superclass?


◉ interface
Answer: What type of object is the following code defining?