多项选择题

A、0
B、1
C、2
D、-1

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For neady ten years，the Unified Modeling Language(UML)has been the industry standardfor visualizing，specifying，constructing，and documenting the【S1】of a software-intensivesystem．As the【S2】standard modeling language，the UML facilitates communication andreduces confusion among project【S3】．The recent standardization of UML 2．0 has furtherextended the language’s scope and viability．Its inherent expressiveness allows users to【S4】everything from enterprise information systems and distributed Web·-based applications to real-timeembedded systems．The UML is not limited to modeling softwarE.In fact，it is expressive enough to model【S5】systems，such as workflow in the legal system，the structure and behavior. of a patienthealthcare system，software engineering in aircraft combat systems，and the design of hardwarE.To understand the UML，you need to form. a conceptual model of the language，and this re—quires learning three major elements：the UML's basic building blocks，the rules that dictate howthose building blocks may be put together，and some common mechanisms that apply throughout theUML．【S1】A.classesB.componentsC.sequencesD.artifacts

A.As
B.The
C.0
D.Its
E.The
F.In
G.To
H.
【S1】
A.classes
B.components
C.sequences

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在Windows。XP操作系统中，用户利用“磁盘管理”程序可以对磁盘进行初始化、创建卷，( )。通常将“c：＼Windows＼myprogram．exe”文件设置成只读和隐藏属性，以便控制用户对该文件的访问，这一级安全管理称之为( )安全管理。A.但只能使用FAl、文件系统格式化卷B.但只能使用FA3、32文件系统格式化卷C.但只能使用NTFS文件系统格式化卷D.可以选择使用FAY’、FAT32或NTFs文件系统格式化卷

A.exe”文件设置成只读和隐藏属性，以便控制用户对该文件的访问，这一级安全管理称之为(
B.但只能使用FAl、文件系统格式化卷
B.但只能使用FA3、32文件系统格式化卷
C.但只能使用NTFS文件系统格式化卷

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