CSE 110 EXAM 2 FINAL STUDY GUIDE 2026 COMPLETE SOLVED QUESTIONS 100% CORRECT

CSE 110 EXAM 2 FINAL STUDY GUIDE 2026
COMPLETE SOLVED QUESTIONS 100%
CORRECT


◉Given the following class definition, which of the following are
considered part of the class's public interface?


public class Motorcycle{ public static final int WHEEL_COUNT = 2;
private int rpmRating;
public void updatePrice(double increase) {...}
private String designCode() {...}
}


a) rpmRating and designCode
b) WHEEL_COUNT and designCode
c) WHEEL_COUNT and updatePrice
d) updatePrice and designCode. Answer: c


◉Given the following class definition, which of the following are
NOT considered part of the class's public interface?

,public class CashRegister
{
public static final double DIME_VALUE = 0.1;
private static int objectCounter;
public void updateDimes(int dimes) {...}
private boolean updateCounter(int counter) {...}
}


a) objectCounter and updateCounter
b) DIME_VALUE and objectCounter
c) DIME_VALUE and updateDimes
d) updateDimes and updateCounter. Answer: a


◉Given the following class definition, which of the following are
NOT considered part of the class's public interface?


public class Motorcycle{ public static final int WHEEL_COUNT = 2;
private int rpmRating;
public void updatePrice(double increase) {...}
private String designCode() {...}
}

,a) rpmRating and designCode
b) WHEEL_COUNT and designCode
c) WHEEL_COUNT and updatePrice
d) updatePrice and designCode. Answer:


◉Which of the following are considered members of a class?


a) Private instance variables and methods.
b) All instance variables and methods.
c) Non-static instance variables and methods.
d) Public instance variables and methods.. Answer: b


◉Which of the following statements about objects is correct?


a) An object defines only the methods for a class.
b) Every object has its own set of data and a set of methods to
manipulate the data.
c) An object is a sequence of instructions that performs a task.
d) All entities, even numbers, are objects.. Answer: b

, ◉The process of hiding object data and providing methods for data
access is called ____.


a) documentation
b) encapsulation
c) implementation
d) initialization. Answer: b


◉The public constructors and methods of a class form the public
_____ of the class.


a) interface
b) initialization
c) implementation
d) encapsulation. Answer: a


◉Which of the following statements about classes is correct?


a) A class is an object that can be manipulated by a program.
b) A class describes a set of objects with the same behavior.
c) Class is another name for a method.
d) A class can contain only methods.. Answer: b