CompTIA Security+ Question E-13

Which of the following would BEST be used to calculate the expected loss of an event, if the likelihood of an event occurring is known? (Select TWO).

A. DAC
B. ALE
C. SLE
D. ARO
E. ROI

Answer: B,C

Explanation:
ALE (Annual Loss Expectancy) is equal to the SLE (Single Loss Expectancy) times the annualized rate of occurrence. SLE (Single Loss Expectancy) is equal to asset value (AV) times exposure factor (EF).