CIS247A ALL Quizzes

CIS247A ALL Quizzes

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(TCO 1) The mechanism that allows you to combine data and the behavior for that data into a single unit is called a(n) _____.

 

Question 2.      Question :        (TCO 1) Which of the following would be a more appropriate choice for a method in a Cup class?

 

Question 3.      Question :        (TCO 1) Which of the following statements is/are true?

 

Question 4.      Question :        (TCO 1) Which of the following would be a more appropriate choice for a data member in a TextBox class?

 

Question 5.      Question :        (TCO 1) The property of _____ describes the packaging of state and behavior together in an object.

Question 6.      Question :        (TCO 8) Most professional coding standards use _____ for data members.

 

Question 7.      Question :        (TCO 1) Examine the ClockType class definition. How many class members does it contain?

class ClockType

{

     private int hr;

     public int min;

     public int sec;

     public void setTime(int x, int y, int z);

     public int getTime();

     public void printTime();

}

             

Question 8.      Question :        (TCO 1) Assume we have two classes and have instantiated an object from each class. How many copies of each class’s attributes and methods exist in the instantiated objects?

 

Question 9.      Question :        (TCO 1) All objects of the same class _____ copy of the attributes and methods.

 

Question 10.    Question :        (TCO 1) Which of the following statements will display “Welcome to C#!” to the console?

 

Question :        (TCO 2) Only those class members which are part of the implementation of the class should be declared as  ______.

             

Question 2.      Question :        (TCO 2) _____ and _____ are other terms for getters and setters.

 

Question 3.      Question :        (TCO 2) Which of the following statements is/are false?

Question 4.      Question :        (TCO 2) A Waiter is responsible for taking the order from the Customer based on the menu, informing the Chef of the order and delivering the requested food back to the Customer. A Chef is responsible for preparing the food and notifying the Waiter when the food is ready. The Customer is responsible for placing an order from the menu. In identifying the interface of the Waiter object, which of the following would you consider as (an) appropriate message(s) the Waiter should respond to?

 

Question 5.      Question :        (TCO 5)  Code inside a  _____ should set the newly created object to its initial _____ state.

 

Question 6.      Question :        (TCO 5) Which of the following method pairs are not examples of method overloading?

             

Question 7.      Question :        (TCO 5) Consider the following class definition.

public class Flower

{

     private string color;

     private double cost;

     public Flower()

     {

           color = “red”;

           cost = 0.0;

     }

     public Flower(string c)

     {

           color = c;

           cost = 0.0;

     }

     public void Color(string c)

     {

          color = c;

     }

     public void Cost(int amount)

     {

          cost = amount;

     }

}

Which of the following is/are true:

(i) The attribute cost can be set to a new value, by a user of this class.

(ii) You can write Console.WriteLine(“The flower is: “ + Flower.Color());

(iii) A default constructor is provided.

Question 8.      Question :        (TCO 2)  Can two classes each define a method with the same name?

             

Question 9.      Question :        (TCO 5) Which error handling technique(s) is(are) appropriate when developing an application?

Question 10.    Question :        (TCO 2) Assume a class contains one non-static data member and two static data members. If two objects have been instantiated from the class, how many copies of the static data member exist?

             

(TCO 2) Which of the following statements is/are true?

 

Question 2.      Question :        (TCO 2) Java, C#, and C++ all allow for the use of comments. Which of the following represent(s) valid comments in these three languages?