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      Question

      Which of the following statements about abstract classes

      is true?
      A An abstract class can be instantiated directly. Correct Answer Incorrect Answer
      B An abstract class must contain at least one abstract method. Correct Answer Incorrect Answer
      C An abstract class cannot have concrete (non-abstract) methods. Correct Answer Incorrect Answer
      D A class can inherit from multiple abstract classes in languages like Java. Correct Answer Incorrect Answer
      E Abstract classes are primarily used for creating utility functions. Correct Answer Incorrect Answer

      Solution

      Answer: B) An abstract class must contain at least one abstract method.

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