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Welcome to the Class Members MCQs Page

Dive deep into the fascinating world of Class Members with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Class Members, a crucial aspect of Object Oriented Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Class Members, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Object Oriented Programming.

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Check out the MCQs below to embark on an enriching journey through Class Members. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Object Oriented Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Class Members. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Class Members MCQs | Page 1 of 9

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Q1.
What is the term used to indicate the variable and constants of a class?

a.

Data members

b.

Variables of class

c.

Data characters

d.

Constants

Discuss
Answer: (a).Data members
Q2.
Data members ________________ (C++)

a.

Can be initialized with declaration in classes

b.

Can be initialized only with help of constructors

c.

Can be initialized either in declaration or by constructor

d.

Can’t be initialized

Discuss
Answer: (b).Can be initialized only with help of constructors
Q3.
Which among the following is true for data members?

a.

Private data members can be initialized with declaration in class

b.

Static members are initialized in constructors

c.

Protected data members can be initialized in class directly

d.

Static data members are defined outside class, not in constructor

Discuss
Answer: (d).Static data members are defined outside class, not in constructor
Q4.
What should be done for data member to be of user defined structure type?

a.

The structure must have been defined before class.

b.

The structure must have been defined after the class definition

c.

The structure must be predefined

d.

The structure type data members can’t be used

Discuss
Answer: (a).The structure must have been defined before class.
Q5.
How many data members can a class contain?

a.

27

b.

255

c.

1024

d.

As many as required

Discuss
Answer: (d).As many as required
Q6.
How to access data members of a class?

a.

Dot operator

b.

Arrow operator

c.

Dot or arrow as required

d.

Dot, arrow or direct call

Discuss
Answer: (c).Dot or arrow as required
Q7.
To create a pointer to a private data member of a class, outside the class, which among the following is correct?

a.

Return the address of the private data member using a member function

b.

Access the private member using a pointer outside class

c.

Declare the member as pointer inside the class

d.

Not possible to create pointer to a private member

Discuss
Answer: (a).Return the address of the private data member using a member function
Q8.
Which among the following is true for use of setter() and getter() function?

a.

Considered best for manipulating data values

b.

Considered the only proper way to manipulate the values

c.

Considered specially for private members manipulation

d.

Considered a red flag, and not recommended for large scale use

Discuss
Answer: (d).Considered a red flag, and not recommended for large scale use
Q9.
What is the output of following code? 
int n=10;  // global
class A()
{
 private : int n;
 public : int m;
 A()
 { 
  n=100; m=50;
 }
void disp()
{
 cout<<”n”<<m<<n;
};

a.

1050100

b.

1005010

c.

n5010

d.

n50100

Discuss
Answer: (d).n50100
Q10.
The static member functions can only use ________

a.

Static data members

b.

Private data members

c.

Protected data members

d.

Constant data members

Discuss
Answer: (a).Static data members
Page 1 of 9

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