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access 历年真题答案06.9（Access 6.9 years Zhenti answer）.doc

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access 历年真题答案06.9（Access 6.9 years Zhenti answer）

access 历年真题答案06.9（Access 6.9 years Zhenti answer） First, the multiple-choice question (1) D Analysis: programming style refers to the characteristics, habits and logic of writing a program. The famous clarity first, efficiency second argument has become the dominant programming style today. To form a good programming style, should consider the following factors, namely the source program documentation; data shows the order of standardization; to avoid the abuse of the goto statement, in addition, the general software design is excellent should as far as possible the high cohesion and low coupling, which helps to improve the independence of software modules. So, the correct option is D). (2) A Analysis: software design is the most important step in the development phase. From the point of view of project management can be divided into two steps, namely the outline design and detailed design; from a technical point of view, the software design includes 4 steps of software design, data design, interface design, process design, see table 1. Table 1 Division of software design (3) C Analysis: the process of making, realizing, using, maintaining and stopping the use of software products is called the software life cycle. The software life cycle is divided into 3 periods, with 8 phases. The software defined phase includes 3 phases: problem definition, feasibility study and requirement analysis; The software development phase includes 4 phases: outline design, detailed design, implementation and testing; Operation and maintenance period: operation and maintenance stage. (4) B Parsing: external patterns are also called sub patterns or user patterns, that is, the data patterns that users see, derived from the conceptual schema. A conceptual schema can have several external patterns, and each user cares only about external patterns associated with it, so that not only can a large amount of extraneous information be shielded, but also data maintenance is beneficial. (5) D The d