Videoconferencing is the use of networking technology to conduct real-time, face-to-face meetings between individuals physically located in different places.

Which one of the following lines names a constant needed in a program that computes the price per square inch of a round pizza?

a. scanf("%lf", &radius); b. pi = 3.14159; c. #define PI 3.14159 d. #include e. none of the above

To support databases using Visual Basic 2017, a library called ____ Data Objects works within all Windows, Office, and Web applications.

A. Indexed B. Basic C. ActiveX D. Virtual