A list of items with each item introduced by a symbol such as a small circle or check mark, and which is useful when the items in the list can be displayed in any order.

The ISP needs to terminate the WAN connection. The connection should be located in the network server room where the company LAN equipment resides. Which of the following identifies the location?

A. Smart jack B. MDF C. VPN D. 66 block

When the corresponding columns in a UNION have different names, what is the name of the column in the final result set?

a. The name of the column in the first SELECT statement. b. The name of the column in the second SELECT statement. c. The database system determines the name of the column.