Which of the following terms related to risk management represents the estimated frequency at
which a threat is expected to occur?
A.
Single Loss Expectancy (SLE)
B.
Annualized Rate of Occurrence (ARO)
C.
Safeguard
D.
Exposure Factor (EF)
Explanation:
The Annualized Rate of Occurrence (ARO) is a number that represents the
estimated frequency at which a threat is expected to occur. It is calculated based upon the
probability of the event occurring and the number of employees that could make that event occur.
The Single Loss Expectancy (SLE) is the value in dollars that is assigned to a single event. SLE =
countermeasure for reducing the risk associated with a specific threat or a group of threats.