OOP Object Use Quiz Online Practice Test

1. What is the primary purpose of an object?

To instantiate a function

To instantiate a program

To instantiate a class

To instantiate structures

2. Which of the following is not considered a property of an object?

Identity

Properties

Attributes

Names

3. How would you describe a function object?

An object featuring a single function

An object composed entirely of functions

An object encompassing several functions

An object devoid of functions

4. Immutable objects are used to __________.

Establish a fixed state

Create variable objects

Instantiate an abstract class object

Instantiate an object of a derived class

5. Which type of object is designed to hold other objects?

First class object

Derived class object

Container object

Enclosure object

6. A factory object serves the purpose of ___________.

Instantiating new classes

Defining new functions

Adding new data members

Generating new objects

7. What characterizes singleton objects?

The exclusive instance of a class maintained throughout the program

The singular instance of a class across the entire program

Objects that remain active for the program's duration

Objects created and discarded without being used

8. How can the objects cout and cin be utilized?

Directly with << and >> operators, respectively

Directly with >> and << operators, respectively

As a function requiring two arguments

As a function requiring three arguments

9. The type of an object __________.

Can be changed in runtime

Can’t be changed in runtime

Can be changed in compile time

May or may not get changed

10. An object can symbolize __________.

A tangible entity from the real world

An actual function

Certain pieces of real data

A specific function

11. Objects allow access to ___________.

All members of a class

Only the public members of a class

Only the protected members of a class

Exclusively the private members of a class

12. Which of the following does not involve using an object?

Defining a member function

Accessing data members

Instantiating a class

Utilizing class members

13. Which object facilitates access to standard input?

System.inner

cin

System.stdin

console.input

14. A single object is limited to representing _________.

Up to two class types simultaneously

Up to three class types simultaneously

Only one class type at a time

Any number of class types as needed

15. If different objects from various classes are assigned the same name, then _________.

It results in a compile-time error

It leads to a runtime error

It does not cause an error

The program runs without issues

Test Name:	OOP Object Use Quiz
Subject Category:	Computer Science
Test Type:	Multiple Choice Questions
Total Score / Questions:	15 / 15
Time Allowed:	10 Min
Who Should Practice this Test:	Students, job seekers, or professionals preparing for competitive exams and interviews.

OOP Object Use MCQ Quiz Online Practice Test