Which message type supports functionality for reachability utilities like Ping and Tracert; essential when installing, configuring, and troubleshooting IP networks?

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A) Ctrl B) Alt C) Tab

What is the output of the following code, given the function definition below?

What is the output of the following code, given the function definition below? int a = 7, b = 12; tester (a, b); cout << a << “ “ << b; void tester (int m, int &n) // function definition { n = n - 2 * m; m = 2 * m; } a) 7 -2 b) 7 12 c) 14 -2 d) 14 12