下列关于分布式数据库系统的叙述中，哪个是不正确的？（）
A. 提高了系统的可靠性和可用性
B. 具有位置透明性、复制透明性和分片透明性
C. 两阶段提交协议将此用于处理分布式死锁问题
D. 数据复制是将片段或片段的副本分配在不同站点上的存储过程
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Then what affects the individual view on ageism in American society
A perception of any action, or institutional structure.
B. Age or any assignment of roles in society purely based on age.
C. Respect to others maintained to stereotype other people.
D. Respect to self maintained to affect one's self concept.
下列哪些条不属于Armstrong公理系统中的基本推理规则？（）Ⅰ．若YX，则X→YⅡ．若X→Y，则XZ→YZⅢ.若X→Y，且ZY，则X→ZⅣ．若X→Y，且Y→Z，则X→ZⅤ．若X→Y，且X→Z，则X→YZ
A. 仅Ⅰ和Ⅲ
B. 仅Ⅲ和Ⅴ
C. 仅Ⅱ和Ⅳ
D. 仅Ⅳ和Ⅴ
下列SQL Server 2000的组件中，属于服务器端组件的是（）。Ⅰ．SQL服务器服务Ⅱ．查询分析器Ⅲ．分布式事务协调服务Ⅳ．数据传输服务
A. 仅Ⅰ和Ⅱ
B. 仅Ⅰ和Ⅲ
C. 仅Ⅲ和Ⅳ
D. 都是
What kind of decision-making is this passage concerned about
A. The decision whether or not to rent from a video store an objectionable film.
B. The decision to ban the film when found something objectionable in it.
C. The decision to tell the 14-year-old not to see the objectionable part.
D. The decision to protect the artistic expression of the film even objectionabl
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