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