フリー問題

問題文

A product risk for a payment gateway states that the settlement records might not be restorable to yesterday evening after a storage failure. Which non-functional test type addresses that risk most directly?

選択肢

1. review and inspection testing, because it evaluates the procedures that limit the effect of a failure on the data of the system and measures the acceptable level of loss
2. backup and restore testing, because it evaluates the procedures that limit the effect of a failure on the data of the system and measures the acceptable level of loss
3. load and stress testing, because it evaluates the procedures that limit the effect of a failure on the data of the system and measures the acceptable level of loss
4. static and dynamic analysis, because it evaluates the procedures that limit the effect of a failure on the data of the system and measures the acceptable level of loss