为适应不同应用场景的访问控制需求，访问控制参考模型不断演变，形成各种各样的访问控制模型，主要有自主访问控制模型、强制访问控制模型、基于角色的访问控制模型、基于属性的访问控制模型等。适合用于操作系统、数据库系统的资源访问的控制模型有( )；适合于分布式网络环境和Web服务的模型访问控制模型有（ ）
正确答案及解析
正确答案
解析
(1) 自主访问控制模型、强制访问控制模型、基于角色的访问控制模型(2)基于属性的访问控制
自主访问控制模型、强制访问控制模型、基于角色的访问控制模型常用于操作系统、数据库系统的资源访问;基于属性的访问控制主要提供分布式网络环境和Web服务的模型访问控制;
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