questions-4-vb

Question 1

A(n) ____ is a class method whose sole purpose is to initialize the class"s Private variables.

Question 1 options:

a.       signature            

b.      constructor

c.       Get block            

d.      event

Question 2

You can create one class from another class. In OOP, this is referred to as ____.

Question 2 options:       

a.       encapsulation   

b.      overloading       

c.       overriding

d.      inheritance

Question 3

The Class statement ends with the keyword(s) ____.

Question 3 options:

a.       Class     

b.      Exit Class

c.       End Class            

d.      Next Class

Question 4

Which of the following instantiates a Product object and assigns it to the bookcase variable?

Question 4 options:

a.       Dim bookcase As Product            

b.      Dim bookcase As New Product 

c.       Dim Product As bookcase            

d.      Dim bookcase As String

Question 5

____ are the operations (actions) that the object is capable of performing.

Question 5 options:

a.       Events

b.      Attributes

c.       Behaviors

d.      Methods

Question 6

Constructors that contain parameters are called ____.

Question 6 options:       

a.       attributes           

b.      default constructors      

c.       Set blocks           

d.      parameterized constructors

Question 7

You create a Public property using a ____.

Question 7 options:

a.       Sub procedure

b.      Function procedure

c.       Property procedure

d.      Set block

Question 8

In the following instruction, Room is a(n) ____. Dim bedroom As New Room

Question 8 options:

a.       object

b.      variable

c.       class      

d.      property

Question 9

If you create an auto-implemented property named State, Visual Basic will create a hidden Private variable named ____.

Question 9 options:

a.       State    

b.      _State  

c.       STATE

d.      state_

 Question 10

 Aconstructor that has no parameters is called the ____.

Question 10 options:

a.       Property procedure       

b.      default constructor

c.       parameterized constructor

d.      Set block

Question 11

The Tree class is derived from a base class named Plant. Which of the following statements can be used by the Tree class to invoke the Plant class"s default constructor?

Question 11 options:

a.       MyPlant.New()

b.      MyBase.New()

c.       MyTree.New() 

d.      MyTree.Base

Question 12

The first word in a method name should be a(n) ____.

Question 12 options:

a.       verb

b.      noun

c.       adjective            

d.      preposition