CSCI 2010 – Quiz 1–6 Questions with Correct Answers | 2026/2027 | Complete
Quiz Preparation Study Guide A+ Grade
Only one constructor may be defined per class. - (ANSWER)False
What is a method? - (ANSWER)A member of a class that defines an operation on an object.
A classed called Printer has a method called printDocument. This calls a void method in the Printer class
called printPage that takes an integer representing the page number as an argument. How should
printDocument call printPage with an argument of 4? - (ANSWER)printPage(4);
Given a class called Rectangle with a constructor that takes two doubles as arguments representing the
dimensions, which of the following is the correct way to invoke that constructor? - (ANSWER)Rectangle
rect = new Rectangle(8.2, 3.5);
Consider the following code:
Employee emp1 = new Employee();
emp1.setName("Anna Karenina");
Employee emp2 = new Employee();
emp2.setName("David Copperfield"):
emp2 = emp1;
Which of the following best describes the contents of the two variables emp1 and emp2 after this code
has executed? - (ANSWER)emp1 refers to the object with the name Anna Karenina. emp2 refers to the
same object.
Given the following method header:
public double computeArea(double length, double width)
, CSCI 2010 – Quiz 1–6 Questions with Correct Answers | 2026/2027 | Complete
Quiz Preparation Study Guide A+ Grade
Which of the following would be a legal overloaded method in the same class? - (ANSWER)public double
computeArea(double length)
When calling a method from another method in the same class, the form methodName() is equivalent to
this.methodName(). - (ANSWER)True
Regular methods may be overloaded, but a constructor may not be overloaded. - (ANSWER)False
All methods must return a value. - (ANSWER)False
What is the difference between a static variable and an instance variable? - (ANSWER)A static variable is
shared by all objects of a class. Every object has its own version of an instance variable.
What is decompostion? - (ANSWER)A design strategy that breaks a task down into several subtasks.
What is the difference between an accessor method (or getter) and a mutator method (or setter)? -
(ANSWER)An accessor method returns data contained in an instance variable. A mutator method
modifies data contained in an instance variable.
Given the following header for a method in the class Demo:
public static double smallest(double[] data)
Which of the following is the correct way to call this method, given an array of doubles called values? -
(ANSWER)double min = Demo.smallest(values);
Given the following initial array:
Quiz Preparation Study Guide A+ Grade
Only one constructor may be defined per class. - (ANSWER)False
What is a method? - (ANSWER)A member of a class that defines an operation on an object.
A classed called Printer has a method called printDocument. This calls a void method in the Printer class
called printPage that takes an integer representing the page number as an argument. How should
printDocument call printPage with an argument of 4? - (ANSWER)printPage(4);
Given a class called Rectangle with a constructor that takes two doubles as arguments representing the
dimensions, which of the following is the correct way to invoke that constructor? - (ANSWER)Rectangle
rect = new Rectangle(8.2, 3.5);
Consider the following code:
Employee emp1 = new Employee();
emp1.setName("Anna Karenina");
Employee emp2 = new Employee();
emp2.setName("David Copperfield"):
emp2 = emp1;
Which of the following best describes the contents of the two variables emp1 and emp2 after this code
has executed? - (ANSWER)emp1 refers to the object with the name Anna Karenina. emp2 refers to the
same object.
Given the following method header:
public double computeArea(double length, double width)
, CSCI 2010 – Quiz 1–6 Questions with Correct Answers | 2026/2027 | Complete
Quiz Preparation Study Guide A+ Grade
Which of the following would be a legal overloaded method in the same class? - (ANSWER)public double
computeArea(double length)
When calling a method from another method in the same class, the form methodName() is equivalent to
this.methodName(). - (ANSWER)True
Regular methods may be overloaded, but a constructor may not be overloaded. - (ANSWER)False
All methods must return a value. - (ANSWER)False
What is the difference between a static variable and an instance variable? - (ANSWER)A static variable is
shared by all objects of a class. Every object has its own version of an instance variable.
What is decompostion? - (ANSWER)A design strategy that breaks a task down into several subtasks.
What is the difference between an accessor method (or getter) and a mutator method (or setter)? -
(ANSWER)An accessor method returns data contained in an instance variable. A mutator method
modifies data contained in an instance variable.
Given the following header for a method in the class Demo:
public static double smallest(double[] data)
Which of the following is the correct way to call this method, given an array of doubles called values? -
(ANSWER)double min = Demo.smallest(values);
Given the following initial array:
