In an E-R diagram an ellipse represents________?
A) Weak entity
B) Relationship
C) Attribute
D) Entity class
Correct Answer:
Verified
Q2: An application where only one user accesses
Q3: Databases overall structure is maintained in a
Q4: A tuple is a
A)row of a table
B)key
Q5: The following are components of a database
Q6: In an E-R diagram double rectangle represents
Q8: In an E-R diagram a relationship is
Q9: An attribute which consists of a group
Q10: Which is not included in the definition
Q11: Which is not an example of a
Q12: A meaningful association between entity types is
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