Skip to content

Quiz on Constructor in C++

Quiz on Constructor in C++

Time limit: 0

Quiz Summary

0 of 10 Questions completed

Questions:

Information

You have already completed the quiz before. Hence you can not start it again.

Quiz is loading…

You must sign in or sign up to start the quiz.

You must first complete the following:

Results

Quiz complete. Results are being recorded.

Results

0 of 10 Questions answered correctly

Your time:

Time has elapsed

You have reached 0 of 0 point(s), (0)

Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)

Categories

Not categorized 0%

Review / Skip
Answered
Correct
Incorrect

Question 1 of 10

1. Question

What is a constructor in C++?

A function that destroys an object
Correct Incorrect Correct answer

A special function that runs when an object is created
Correct Incorrect Correct answer

A loop that builds classes
Correct Incorrect Correct answer

A pointer function
Correct Incorrect Correct answer

Correct

Incorrect
Question 2 of 10

2. Question

What is the name of the constructor in a class?

What is the name of the constructor in a class?
Correct Incorrect Correct answer

Always called main()
Correct Incorrect Correct answer

Same as the class name
Correct Incorrect Correct answer

Called create() by default
Correct Incorrect Correct answer

Correct

Incorrect
Question 3 of 10

3. Question

Which of the following is true about constructors?

They can return values
Correct Incorrect Correct answer

They must be called manually
Correct Incorrect Correct answer

They have no return type, not even void
Correct Incorrect Correct answer

They can only be private
Correct Incorrect Correct answer

Correct

Incorrect
Question 4 of 10

4. Question

When is a constructor automatically called?

When a class is declared
Correct Incorrect Correct answer

When the program ends
Correct Incorrect Correct answer

When an object is created
Correct Incorrect Correct answer

When the compiler compiles the program
Correct Incorrect Correct answer

Correct

Incorrect
Question 5 of 10

5. Question

What is a default constructor?

A constructor that accepts one parameter
Correct Incorrect Correct answer

A constructor that has no parameters
Correct Incorrect Correct answer

A constructor with a return type
Correct Incorrect Correct answer

A copy of the class
Correct Incorrect Correct answer

Correct

Incorrect
Question 6 of 10

6. Question

How many constructors can a class have?

Only one
Correct Incorrect Correct answer

Two at most
Correct Incorrect Correct answer

As many as needed (with different parameter lists)
Correct Incorrect Correct answer

One per object
Correct Incorrect Correct answer

Correct

Incorrect
Question 7 of 10

7. Question

What is constructor overloading?

Using the same constructor name with different return types
Correct Incorrect Correct answer

Using different class names for constructors
Correct Incorrect Correct answer

Defining multiple constructors with different parameters
Correct Incorrect Correct answer

Calling a constructor twice
Correct Incorrect Correct answer

Correct

Incorrect
Question 8 of 10

8. Question

What happens if you don’t define any constructor in your class?

You get a compile-time error
Correct Incorrect Correct answer

The class cannot be used
Correct Incorrect Correct answer

The compiler provides a default constructor
Correct Incorrect Correct answer

Nothing happens; the class stays empty
Correct Incorrect Correct answer

Correct

Incorrect
Question 9 of 10

9. Question

Can constructors be overloaded in C++?

No, only one constructor is allowed
Correct Incorrect Correct answer

Yes, if they differ in the number or type of parameters
Correct Incorrect Correct answer

Only in Java
Correct Incorrect Correct answer

Yes, but only with void return type
Correct Incorrect Correct answer

Correct

Incorrect
Question 10 of 10

10. Question

Which of the following is the correct way to define a constructor for a class named Book?

void Book()
Correct Incorrect Correct answer

constructor Book()
Correct Incorrect Correct answer

Book()
Correct Incorrect Correct answer

Book.constructor()
Correct Incorrect Correct answer

Correct

Incorrect

Fill the form to proceed
Upskill & get ready for AI-era

Please leave this field empty.

Δ

Our executives will contact you shortly

Have Questions?
Talk directly to the Instructor

Please leave this field empty.

Δ

Our executives will arrange a call with the Instructor shortly

talk to the instructor

Career Counselling

Please leave this field empty.

Δ

Login

Accessing this course requires a login. Please enter your credentials below!

Username or Email Address

Password

Remember Me

Signup / Login with Google

Signup / Login with X

Lost Your Password?

Register

Don't have an account? Register one!

Register an Account