Microsoft Exam Questions

Which of the following is TRUE with regards to sealed classes?

You work as a developer at ABC.com. The ABC.com network consists of a single domain named
ABC.com.
You have been tasked with creating an application for ABC.com. The written code includes a
sealed class.
Which of the following is TRUE with regards to sealed classes? (Choose all that apply.)

A.
It cannot be instantiated.

B.
It cannot be used as a base class.

C.
It provides a common definition of a base class that multiple derived classes can share.

D.
It is used to prevent derivation.

Explanation: