Author Question: In UML notation, the relationship line in a relationship between two strong entities is labeled as ... (Read 123 times)

mikaylakyoung · **on:** Jul 7, 2018

In UML notation, the relationship line in a relationship between two strong entities is labeled as ________.

A)
B)
C)
D) There is no label used.

Question 2

If the SQL statement SELECT C1, C2, C3 FROM T4 WHERE C2 = 'Smith';is frequently executed, which column(s) should be considered for indexing based only on the statement itself?

A) C1 only
B) C2 only
C) C3 only
D) C1 and C2