Views need to be designed to extract the requested information from a relational database, as efficiently as possible.

Which of the following is NOT a type of sparkline?

A) Column B) Win/Loss C) Trend D) Line

Each merge step of the mergesort requires ______ major operations.

a) 3 n – 1 b) 4 n – 1 c) (n – 1)/2 d) n – 1