Multiple Choice
EAGLERUN TRUCKING DISPATCHER
Observe the ER diagram for the Eaglerun Trucking
Dispatcher:
This ER diagram will be used for the following questions citing Eaglerun Trucking Dispatcher ER Diagram.
-How many tables in the relational schema mapped from the Eaglerun Trucking Dispatcher ER diagram will have composite primary keys?
A) 0
B) 1
C) 2
D) 3
Correct Answer:

Verified
Correct Answer:
Verified
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Q16: What is a foreign key?
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Q19: What is the difference between mapping a
Q20: Which of the following is NOT true?
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