题目内容

在Visual FoxPro中，建立数据库会自动产生扩展名为（）。

A. DBC的一个文件
B. DBC、DCT和DCX三个文件
C. DBC和DCT两个文件
DBC和DCX两个文件

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下列关于栈的叙述中，正确的是（）。

A. 栈顶元素一定是最先入栈的元素
B. 栈操作遵循先进后出的原则
C. 栈底元素一定是最后入栈的元素
D. 以上三种说法都不对

为了在报表的某个区域显示当前日期，应该插入一个（）。

A. 域控件
B. 日期控件
C. 标签控件
D. 表达式控件

你所在的街道委办事处，全体工作人员都出差，只有你自己在，这时环卫工人罢工，外面垃圾堆积如山，群众为此来上访，你怎么办同时，又接到卫生局下发的通知要进行卫生检查，你会怎么做？

The software architecture is a set of software components, subsystems, relationships, interactions, the properties of each of these elements, and the set of guiding principles that together constitute the fundamental properties and constraints of a software system or set of systems. (71) defines a general set of element types and their interactions. The examples include Pipes and Filters, Model-View-Controller, and Reflection. A (72) in software architecture is a representation used to understand or document one or more aspects of a problem or solution. Architecture is usually used in conjunction with many adjunct terms. The (73) defines the key strategies, organization, goals and related processes of the enterprise. At the enterprise level, the (74) may be more of a set of guidelines on how the various software architectures should be constructed consistently across the enterprise. The (75) , which describes the high-level set of elements involved in application from a particular domain along with their interactions, is often used to focus on subsystem definition rather than application process level definition. （75）处填（）。

A. product-line architecture
B. reference architecture
C. technology architecture
D. infrastructure architecture