Write a program that will input a list of test scores in from the keyboard. When the user enters -1, print the average. What do you need to be careful about when using -1 to stop a loop?
Sample Run:

Enter the Scores:
45
100
-1

The average is: 72.5

Anewly established internet company with 40 employees needs your advice. they are looking for a collaboration tool and have narrowed their choices to gotomeeting, webex, and my web conferences. after reading the information presented in this chapter and other sources, prepare a two- page document ( double spaced) that includes two advantages and two disadvantages of each tool. which one is your final recommendation? why did you choose that tool over the other two?