Your database has four tables. Which of the following must be established before you can create a query based on two of those tables?

The ____ in a flowchart is the process symbol.

A. parallelogram B. rectangle C. diamond D. oval

According to temporal locality, processes are likely to reference pages that ________.

a) have been referenced recently b) are located at address near recently referenced pages in memory c) have been preloaded into memory d) none of the above