フリー問題

問題文

A copy of production records is needed for analysis. The requirement states that the copy must retain the ability to link the rows belonging to one person, but must not allow that person to be named without a key held elsewhere. Which technique does that describe?

選択肢

1. The identification risk needs retention scheduling practices in this copy.
2. The identification risk needs pseudonymous storage reports in this copy.
3. The identification risk needs erasure handling requirements in this copy.
4. The identification risk needs failure resilience controls in this copy.