The primary deliverable from the conceptual modeling step within the analysis phase is a(n) :
A) state-transition diagram
B) E-R diagram
C) context data flow diagram
D) decision tree
Correct Answer:
Verified
Q55: Entity integrity means each instance of an
Q56: During requirements structuring:
A)an E-R model represents conceptual
Q57: The data modeling perspective that derives the
Q58: A detailed,logical representation of the entities,associations,and data
Q59: A person,place,object,event,or concept in the user environment
Q61: Which of the following specifies that an
Q62: A subgrouping of the entities in an
Q63: An attribute (or combination of attributes)that uniquely
Q64: If each employee can have more than
Q65: When selecting an identifier,one should:
A)use intelligent keys
B)use
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