（）指合格成品重量与投入原料的比值。A、成材率  B、合格率  C、定尺率  D、正

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.

（71）处填（）。

A．Architectural pattern

B．Architectural description

C．Architectural view

D．Architectural viewpoint

RS232C标准(协议)是美国EIA组织制定和推荐的串行接口标准，它最初是为远程通信连接数据终端设备(DTE)和数据通信设备(DCE)而制定的。其主要性能指标中最大通信物理距离为()。

A．10m

B．15m

C．20m

D．25m

在社会主义初级阶段基本路线中，规定的一个“中心”是 [ ]

A．经济建设             

B．坚持对内改革

C．坚持四项基本原则     

D．坚持对外开放

总结最常见的一种程序化的写法是（）

A、五段式结构

B、条文式结构

C、贯通式结构

D、分总式结构

全面预算体系中的最后环节是( )。

A．资本支出预算

B．销售预算

C．财务预算

D．直接工资预算