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daliqiqi daliqiqi
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6 years ago
Which of the following is a specialization hierarchy disjoint constraint scenario in case of partial completeness?
 a. Subtype discriminator can be null.
  b. Subtype discriminator cannot be null.
  c. Each supertype occurrence is a member of only one subtype.
  d. Each supertype occurrence is a member of at least one subtype.
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kallierfkallierf
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6 years ago
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daliqiqi Author
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6 years ago
Thanks
derya1234
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
Natalie Price
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2 hours ago
Smart ... Thanks!
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