● 文件系统按不同的存储及管理方式分为不同的类型,不同类型的文件系统对文件大小有不同的限制,FAT32对文件的大小限制为 (62) 之内。
(62)
● Internet上的DNS服务器中保存有 (70) 。
(70)
● 下面关于防火墙的说法,正确的是 (69) 。
(69)
● It should go without saying that the focus of UML is modeling. However, what that means, exactly, can be an open-ended question. (71)is a means to capture ideas, relationships, decisions, and requirements in a well-defined notation that can be applied to many different domains. Modeling not only means different things to different people, but also it can use different pieces of UMLdepending on what you are trying to convey. In general, a UML model is made up of one or more (72) . A diagram graphically represents things, and the relationships between these things. These (73)can be representations of real-world objects, pure software constructs, or a description of the behavior. of some other objects. It is common for an individual thing to show up on multiple diagrams; each diagram represents a particular interest, or view, of the thing being modeled. UML 2.0 divides diagrams into two categories: structural diagrams and behavioral diagrams. (74)are used to capture the physical organization of the things in your system, i.e., how one object relates to another. (75) focus on the behavior. of elements in a system. For example, you can use behavioral diagrams to capture requirements, operations, and internal state changes for elements.
(71)
● 下面关于网络系统设计原则的叙述,正确的是 (67) 。
(67)
● 下面的选项中,属于本地回路地址的是 (68) 。
(68)
● ADSL是一种宽带接入技术,这种技术使用的传输介质是 (66)
(66)
● 某主机的IP 地址为202.117.131.12/20,其子网掩码是 (65) 。
(65)
● 下面关于PV 操作的论述,不正确的是 (64) 。
(64)
● 下面C 程序中,若在屏幕上输入数值331后回车,程序执行后,屏幕上显示的输出结果应为 (63) 。
main(void)
{ unsigned int a,b,c,d;
Scanf("%o",&a);
b = a>>4;
c = ~ (~ 0<< 4);
d = b & c;
printf("d=%o\n",d);
}
(63)
● 文件系统按不同的存储及管理方式分为不同的类型,不同类型的文件系统对文件大小有不同的限制,FAT32对文件的大小限制为 (62) 之内。
(62)
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