Which of the following is a true statement?
A) Data entities correspond to sources/sinks on a data flow diagram.
B) Relationships correspond to data flows on a data flow diagram.
C) A data entity will have many possible instances.
D) Verbs are used to name entity types.
E) An entity type is described many times in the data model.
Correct Answer:
Verified
Q53: The data modeling perspective that derives the
Q54: A person, place, object, event, or concept
Q56: On an entity-relationship diagram, a rectangle represents
Q63: A relationship between the instances of one
Q67: The number of entity types that participate
Q75: A relationship between instances of two entity
Q76: A collection of entities that share common
Q77: A single occurrence of an entity type
Q82: During which of the following steps will
Q101: Which of the following is a true
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