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Overlapping and disjoint subtypes have different approaches on how the subtype discriminator is applied.?

LohaHridoy
  1. True
  2. False

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1 Answers

AhmedNazir

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Answer: Option 1

Let'

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When an entity instance must be a member of only one subtype, it is which of the following?

Answer: Option 1 Let'

1 Answers 4 views
When an entity instance may be a member of multiple subtypes or it does not have to be a member of a subtype, it is which of the following?

Answer: Option 3 Let'

1 Answers 3 views
Use of a supertype/subtype relationship is necessary when which of the following exists?

Answer: Option 1 Let'

1 Answers 1 views
It is appropriate to use a supertype/subtype relationship when there are attributes that apply to some of the instances of an entity type.?

Answer: Option 1 Let'

1 Answers 1 views
When mapping a supertype/subtype relationship which of the following is true?

Answer: Option 1 Let'

1 Answers 1 views
Indicate which of the following statements about the advantages of the phase discriminator over the slope detector is false:?

Answer: Option 3 Let'

1 Answers 1 views
Which type of entity has its relationship to another entity determined by an attribute in that other entity called a discriminator?

Answer: Option 2 Let'

1 Answers 1 views
A supertype/subtype hierarchy is which of the following?

Answer: Option 3 Let'

1 Answers 3 views
A supertype/subtype hierarchy has which of the following features?

Answer: Option 2 Let'

1 Answers 1 views
A subtype discriminator is which of the following?

Answer: Option 1 Let'

1 Answers 1 views

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