Multiple Choice
Suppose that you need to update one value of the column SalesCost in a relation.The way the relation is constructed,this value actually needs to be changed in three different rows.However,you only change the value in two of the rows.You have just created an a(n) ________.
A) normalization anomaly
B) insertion anomaly
C) update anomaly
D) deletion anomaly
E) removal anomaly
Correct Answer:

Verified
Correct Answer:
Verified
Q17: A multivalued dependency exists when a determinant
Q22: A characteristic of a relation is that
Q38: Attribute Y is functionally dependent on attribute
Q44: A relation is in 4NF when multivalued
Q76: Explain the steps in the process of
Q83: Given the functional dependency A → (B,C),A
Q86: A relation _.<br>A)has rows containing data about
Q86: A relation is a table composed of
Q88: All relations are tables,but not all tables
Q99: It is possible to have a relation