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單項選擇題

Who is ultimately responsible for the security of a computer based information system within any organization?在任何機構(gòu)內(nèi),哪一項是計算機信息系統(tǒng)安全的根本原因()

A.an operational issue.操作問題
B.a management issue.管理問題
C.a training issue.培訓(xùn)問題
D.a technical issue.技術(shù)問題

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