Question 1

To ____ an object is to declare or create it.

Accepted Answer

A)   instantiate
B)   encapsulate
C)   abstract
D)   overloadE) None of the above
F) A) and B)

Question 2

To use the function displayStudentData()  of the object aSophmore that belongs to the class Student , the correct syntax is ____.

Accepted Answer

A)   aSophmore.displayStudentData() ;
B)   Student.displayStudentData() ;
C)   aSophmore::displayStudentData() ;
D)   *aSophmore.displayStudentData() ;E) A) and B)
F) A) and C)

Question 3

Match between columns
                        Premises: field that does not belong to a specific object

Accepted Answer

The Answer of pointer-to-member operator and class and this pointer is...

Question 4

Consider the function shown below: 
void Customer::setBalance(double balance) 
{ 
Customer::balance = balance; 
} 
Why is the scope resolution operator needed within the function body?

Accepted Answer

Within this function, any use of balance...

Question 5

You ____ assign a value to a field in a class definition.

Accepted Answer

A)   can
B)   cannot
C)   should
D)   should notE) B) and C)
F) A) and D)

Question 6

Match between columns
                        Premises: holds the memory address of the current object that is using a class function

Accepted Answer

The Answer of polymorphism and pointer-to-member operator and class variable is...

Question 7

ADT stands for ____________________.

Accepted Answer

The answer of ADT stands for ____________________....

Question 8

The ____ operator is the pointer-to-member operator.

Accepted Answer

A)   ::
B)   &
C)   *
D)   ->E) B) and D)
F) B) and C)

Question 9

The ____ pointer is automatically supplied every time you call a non-static member function of a class.

Accepted Answer

A)   this
B)   super
C)   const
D)   voidE) C) and D)
F) All of the above

Question 10

Should static fields always be constant? Explain your answer.

Accepted Answer

Although static fields are frequently co...

Question 11

Programmers sometimes refer to ____ as an example of using a "black box."

Accepted Answer

A)   polymorphism
B)   encapsulation
C)   instantiation
D)   abstractionE) All of the above
F) None of the above

Question 12

When you use an object, the ____ operator, and a non-static function of the object's class, you actually pass the specific object's address to the function as an unseen argument.

Accepted Answer

A)   scope resolution
B)   conditional
C)   dot
D)   addressE) C) and D)
F) A) and D)

Question 13

The variable ____ is an example of a correct use of the this pointer.

Accepted Answer

A)   *this.employeeIdNum
B)   (*this) .employeeIdNum
C)   *(this.employeeIdNum) 
D)   *(this) .employeeIdNumE) A) and D)
F) A) and B)

Question 14

Match between columns
                        Premises: assigns accessibility to the declared variables that follow it

Accepted Answer

The Answer of abstract data type and class and pointer-to-member is...

Question 15

Static functions ____ access non-static variables.

Accepted Answer

A)   can
B)   cannot
C)   should
D)   should notE) A) and C)
F) None of the above

Question 16

____________________ variables belong to the class, and you can use them even if you never instantiate an object.

Accepted Answer

The answer of ____________________ variables belong to the class, and...

Question 17

Match between columns
                        Premises: looks like an arrow

Accepted Answer

The Answer of pointer-to-member operator and class and implementation section is...

Question 18

The value of a static field cannot be changed.

Accepted Answer

A) True 
 B)False

Question 19

Conventionally, class names begin with a(n) ____________________ letter.

Accepted Answer

The answer of Conventionally, class names begin with a(n) ____________________...

Question 20

A ____ class member exists, even when you have not instantiated any objects of the class.

Accepted Answer

A)   public
B)   private
C)   static
D)   constE) B) and D)
F) All of the above

Exam 7: Using Classes

A ____ class member exists, even when you have not instantiated any objects of the class.

Correct Answer
verified

To ____ an object is to declare or create it.

Correct Answer
verified

Match each term with the correct statement below.

ADT stands for ____________________.

Correct Answer
verified

The value of a static field cannot be changed.

Correct Answer
verified

The ____ operator is the pointer-to-member operator.

Correct Answer
verified

The ____ pointer is automatically supplied every time you call a non-static member function of a class.

Correct Answer
verified

Should static fields always be constant? Explain your answer.

Correct Answer
verified
Although static fields are frequently co...
View Answer

You ____ assign a value to a field in a class definition.

Correct Answer
verified

Match each term with the correct statement below.

Match each term with the correct statement below.

To use the function displayStudentData() of the object aSophmore that belongs to the class Student , the correct syntax is ____.

Correct Answer
verified

The variable ____ is an example of a correct use of the this pointer.

Correct Answer
verified

Programmers sometimes refer to ____ as an example of using a "black box."

Correct Answer
verified

____________________ variables belong to the class, and you can use them even if you never instantiate an object.

Correct Answer
verified

When you use an object, the ____ operator, and a non-static function of the object's class, you actually pass the specific object's address to the function as an unseen argument.

Correct Answer
verified

Conventionally, class names begin with a(n) ____________________ letter.

Correct Answer
verified

Consider the function shown below: void Customer::setBalance(double balance) { Customer::balance = balance; } Why is the scope resolution operator needed within the function body?

Correct Answer
verified
Within this function, any use of balance...
View Answer

Static functions ____ access non-static variables.

Correct Answer
verified

Match each term with the correct statement below.

Exam 7: Using Classes

A ____ class member exists, even when you have not instantiated any objects of the class.

Correct AnswerverifiedShow Answer

To ____ an object is to declare or create it.

Correct AnswerverifiedShow Answer

Match each term with the correct statement below.

ADT stands for ____________________.

Correct AnswerverifiedShow Answer

The value of a static field cannot be changed.

Correct AnswerverifiedShow Answer

The ____ operator is the pointer-to-member operator.

Correct AnswerverifiedShow Answer

The ____ pointer is automatically supplied every time you call a non-static member function of a class.

Correct AnswerverifiedShow Answer

Should static fields always be constant? Explain your answer.

Correct AnswerverifiedAlthough static fields are frequently co...View AnswerShow Answer

You ____ assign a value to a field in a class definition.

Correct AnswerverifiedShow Answer

Match each term with the correct statement below.

Match each term with the correct statement below.

To use the function displayStudentData() of the object aSophmore that belongs to the class Student , the correct syntax is ____.

Correct AnswerverifiedShow Answer

The variable ____ is an example of a correct use of the this pointer.

Correct AnswerverifiedShow Answer

Programmers sometimes refer to ____ as an example of using a "black box."

Correct AnswerverifiedShow Answer

____________________ variables belong to the class, and you can use them even if you never instantiate an object.

Correct AnswerverifiedShow Answer

When you use an object, the ____ operator, and a non-static function of the object's class, you actually pass the specific object's address to the function as an unseen argument.

Correct AnswerverifiedShow Answer

Conventionally, class names begin with a(n) ____________________ letter.

Correct AnswerverifiedShow Answer

Consider the function shown below: void Customer::setBalance(double balance) { Customer::balance = balance; } Why is the scope resolution operator needed within the function body?

Correct AnswerverifiedWithin this function, any use of balance...View AnswerShow Answer

Static functions ____ access non-static variables.

Correct AnswerverifiedShow Answer

Match each term with the correct statement below.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Although static fields are frequently co...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Within this function, any use of balance...
View Answer

Correct Answer
verified