單項(xiàng)選擇題

Which of the following are necessary components of a Multi-Level Security Policy? 下面哪項(xiàng)是多級(jí)安全策略的必要組成部分嗎?()

A.Sensitivity Labels for only objects and Mandatory Access Control.適合于唯一客體的敏感標(biāo)記和強(qiáng)制訪問(wèn)控制。
B.Sensitivity Labels for subjects&objects anda"system high"evaluation.適合于主體與客體的敏感標(biāo)記以及“高級(jí)別系統(tǒng)”評(píng)價(jià)。
C.Security Clearances for subjects&Security Labels for objects and Mandatory Access Control.主體安全聲明&適合于唯一客體的敏感標(biāo)記和強(qiáng)制訪問(wèn)控制。
D.Sensitivity Labels for subjects&objects and Discretionary Access Control.適合于主體與客體的敏感標(biāo)記和自主訪問(wèn)控制。

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