Each member of a structure is accessed by giving both the structure name and the individual data item name, separated by a(n) ____.

____________ controls can be used to display a list of items from which the user can make single or multiple selections. A scroll bar is automatically added to the control if the total number of items exceeds the number that can be displayed.

Fill in the blank(s) with the appropriate word(s).

Multiple groups of computers and devices that share a common function are called _________________________.

Fill in the blank(s) with the appropriate word(s).