The Apple Macintosh and Microsoft Windows both feature a __________ that presents the user with a selection of windows, icons, and menus.

______________ is the use of spying techniques to find out key information that is of economic value

a. Industrial espionage b. Scanning c. Electronic monitoring d. None of the above

How many times would the following loop iterate?

``` Set k = 1 While k < 5 Display k Set k = k + 1 End While ``` a. 3 b. 4 c. 5 d. infinite