Java Programming Language MCQ › Java Interfaces And Abstract Classes MCQ › Question #2273
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QWhich of the following statements regarding abstract classes are true?

ID: #2273 Java Interfaces And Abstract Classes MCQ 6,093 views
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Java Interfaces And Abstract Classes MCQTopic
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  • A An abstract class can be extended. ✔ ✖
  • B A subclass of a non-abstract superclass can be abstract. ✔ ✖
  • C A subclass can override a concrete method in a superclass to declare it abstract. ✔ ✖
  • D All of the above ✔ ✖
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All of the above
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