1.

Consider the following three SQL queries (Assume the data in the people table) :(a) Select Name from people where Age>21;(b) Select Name from people where Height>180;(c) Select Name from people where (Age>21) or (Height>180);If the SQL queries (a) and (b) above, return 10 rows and 7 rows in the result set respectively, then what is one possible number of rows returned by the SQL query (c) ?

A. 3
B. 7
C. 10
D. 21
Answer» D. 21


Discussion

No Comment Found