QoS is needed when companies implement VoIP

What standard's implementation is built around periodic assessments of risk and feedback obtained during preventive maintenance inspections of the effectiveness of each control?

A. NIST 800-53 B. FIPS 200 C. FIPS 199 D. HIPAA

What is printed by the following program segment if the value input into num is 2?

``` cin >> num; switch (num) { case 0: case 1: cout << " Red"; case 2: cout << " Blue"; case 3: cout << " Green"; case 4: cout << " Yellow"; default: cout << " Invalid Input"; } // end switch ``` a. Red b. Blue c. Green d. Yellow e. Blue Green Yellow Invalid Input