Entity Relationship Diagram (ERD)
Assessment
•
Mahesh V
•
Computers
•
University
•
277 plays
•
Medium
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20 questions
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1.
MULTIPLE CHOICE
30 sec • 1 pt
An entity relationship diagram (ERD)_________.
2.
MULTIPLE CHOICE
30 sec • 1 pt
A data model is a ______________.
3.
MULTIPLE CHOICE
30 sec • 1 pt
An entity ____________.
4.
MULTIPLE CHOICE
30 sec • 1 pt
Which would NOT likely be an attribute of an entity called “Student”?
5.
MULTIPLE CHOICE
30 sec • 1 pt
Lines on an ERD diagram indicate____________.
6.
MULTIPLE CHOICE
30 sec • 1 pt
The ERD diagram cannot have
7.
MULTIPLE CHOICE
30 sec • 1 pt
Which of the follwing cannot be a multivalued attribute
8.
MULTIPLE CHOICE
30 sec • 1 pt
Which of the following is a single entity instance of one type related to many instances of another type?
9.
MULTIPLE CHOICE
30 sec • 1 pt
In ER diagram rectangles are used to denote
10.
MULTIPLE CHOICE
30 sec • 1 pt
In ER diagram derived attributes are denoted by
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