Discussion :: Database System 2 - CS
- An abstract class is which of the following?
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A.
A class that has direct instances, but whose descendants may have direct instances. |
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B.
A class that has no direct instances, but whose descendants may have direct instances. |
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C.
A class that has direct instances, but whose descendants may not have direct instances. |
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D.
A class that has no direct instances, but whose descendants may not have direct instances |
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Answer : Option B
Explanation :
Explanation Not Provided
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