Which of the following occurs in a relation when records are added or removed?
A) The number of domains changes.
B) The attributes in the domain change.
C) The cardinality of the relation is fixed but the degree varies.
D) The degree of the relation is fixed but the cardinality varies.
Correct Answer:
Verified
Q8: Which pair of relational algebraic operations requires
Q9: Which of the following best describes a
Q10: The creation of intermediate entities occurs during
Q11: Consider the Recreation relation in the exhibit.
Q12: NULL) Primary Key Class_Num Consider the Information
Q14: Your enterprise is developing a database system
Q15: The exhibit shows a table called Housing
Q16: What is a relational database domain?
A) A
Q17: Your enterprise is creating a relation (shown
Q18: Consider the following table as well as
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents