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问题 单项选择题

S审计师分析数据库管理系统（DBMS）的审计日志时，发现一些事务（transactions）只执行了一半就出错了，但是没有回滚整个事务。那么，这种情况违反了事务处理特性的哪一项？（）

A、一致性

B、独立性

C、持续性

D、原子性

答案

参考答案：D

单项选择题

A project management technique that is currently in widespread use is the (66) . The purpose of this technique is to detail, in hierarchical fashion, all of the activities that are required to meet project objectives. There are some special activities called (67) , which are events that signify the accomplishment or completion of major deliverables during the project. Most system development methodologies also provide (68) , whose purpose is to contain the various pieces of relevant information - feasibility assessments, schedules, needs analysis, and so forth - in a single place so that they can be presented to project clients and other related parties. Several types of important network diagrams are used in project management. (69) was developed to make clear the interdependence between project tasks before those tasks are scheduled. (70) offers the advantage of clearly showing overlapping tasks.

A. CPM B. Network Diagram
C. PERT D. Gantt chart
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问答题 简答题

内墙镶贴面砖饰面施工的要点有哪些？
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