Which protocol uses standard Internet connections to make phone calls over the Internet?

_________ is a scheduling policy in which the process with the shortest expected processing time is selected next, and if a shorter process becomes ready in the system, the currently running process is preempted.

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

Find and correct the error(s) in the following segments of code:

``` For (i = 100, i >= 1, ++i) { Console.WriteLine(i); } ```