Question

If a class contains an abstract method, what must be true about the class itself?

Q: Answer-If a class contains an abstract method, what must be true about the class itself?

If a class has even one abstract method, it means its not fully implemented, and therefore it cannot be instantiated. To reflect this, the class itself must be declared abstract.

A It must be declared final.

B It must be declared public.

C It must be declared abstract.

D It must implement an interface.

E It cannot have any fields.

Practice Next

More Object Oriented Programming Questions

What is the main purpose of an interface in OOP?
Which OOP principle is most closely related to the concept of "information hiding"?
Which of the following is a benefit of encapsulation?
What is Encapsulation in OOP?
Which of the following is a common mechanism to achieve abstraction in OOP?
The concept of showing only essential features of an object and hiding the complex implementation details is called:
What is a key benefit of encapsulation?
An "object" is an instance of a:
In .NET (C#), what is the difference between 'struct' and 'class'?
Which access modifier is most commonly used to achieve data hiding in encapsulation?

Hey! Ask a query

If a class contains an abstract method, what must be true about the class itself?

Detailed Solution

More Object Oriented Programming Questions

Hey! Ask a query

Please Register/Login