Solved

At the Implementation Level, the Supertype and Its Subtype(s) Depicted

Question 61

Multiple Choice

At the implementation level, the supertype and its subtype(s) depicted in the specialization hierarchy maintain a(n) ____ relationship.

A) self-referencing
B) 1:1
C) 1:M
D) M:N

Related Questions

Q9: The default comparison condition for the subtype

Q16: An entity supertype can have disjoint or

Q34: The completeness constraint can be partial or

Q37: The _ constraint specifies whether each entity

Q50: An entity cluster is considered "virtual" or

Q50: Implementing nonoverlapping subtypes requires the use of

Q53: Entity subtypes do not inherit the relationships

Q58: A design trap occurs when a relationship

Q61: _ data refer to data whose values

Q63: To model time-variant data,you must create a