When an item in a menu is black, it means that

a. a dialog box is present

b. it is the only command that can be selected

c. the item can be selected

d. the item is unavailable

Mariah was working on a multimedia presentation that included both video and audio files. the file was huge, and she wanted to send it to her coworker in another office. she needed to reduce the size of the file so that it could be transmitted faster. the utility she used to do this was

Which one of the following is the most accurate definition of technology? a electronic tools that improve functionality b electronic tools that provide entertainment or practical value c any type of tool that serves a practical function d any type of tool that enhances communication

Effective character encoding requires standardized code. compatible browsers. common languages. identical operating systems.