- A singular noun
- Specific to the organization
- Concise
- All of the above
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An ID-dependent entity is an entity whose identifier is a composite identifier where no portion of the composite identifier is an identifier of another entity.?
Answer: Option 2 Let'
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Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier?
Answer: Option 1 Let'
1 Answers 4 views
Which type of entity represents an actual occurrence of an associated generalized entity?
Answer: Option 4 Let'
1 Answers 9 views
In which of the following is a single-entity instance of one type related to many entity instances of another type?
Answer: Option 2 Let'
1 Answers 2 views
Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity?
Answer: Option 3 Let'
1 Answers 1 views
In which of the following can many entity instances of one type be related to many entity instances of another type?
Answer: Option 3 Let'
1 Answers 1 views
In which of the following is a single-entity instance of one type of related to a single-entity instance of another type?
Answer: Option 1 Let'
1 Answers 3 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 subtype discriminator of the supertype is an attribute whose values determine the target subtype(s).?
Answer: Option 1 Let'
1 Answers 1 views
A strong entity is an entity whose existence depends on some other entity type.?
Answer: Option 2 Let'
1 Answers 1 views