B. False
![Computers and Technology](/tpl/images/cats/informatica.png)
Computers and Technology, 19.01.2021 19:30, tristasbarker03
1. In the Entity-Relationship Model, relationships can have attributes.
A. True
B. False
2. Attributes are the smallest division of data in ER diagram.
A. True
B. False
3. Which level of abstraction is the ER model most concerned with?
A. External.
B. Conceptual.
C. Physical.
D. Internal.
4. Consider the following relationship involving two entities, students and classes:A student can take many classes. A class can be taken by many students. How many tables can be used to represent this relationship in a schema?
A. 1.
B. 2.
C. 3.
D. All of them.
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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Do you know the correct answer?
1. In the Entity-Relationship Model, relationships can have attributes.
A. True
B. False
B. False
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