[多选]
A Windows Azure application connects to a SQL Azure database. Connections to the database are being dropped due to throttling.
You need to recommend an approach for identifying the root cause of the problem.
Which two actions should you recommend？（）

A . Use Dynamic Management Views to analyze performance issues.
B . Decrease the connection timeout in the database connection string.
C . Make sure the application is closing database connections that are not needed.
D . Use SQL Profiler to analyze performance issues by configuring it to connect to SQL Azure.

压力表的表盘刻度极限值最好为工作压力的（）一倍。二倍。三倍。钢管进场检验，外观检查应满足以下条件（）焊缝表面不得有裂纹、断弧、烧穿。焊缝表面不得有弧坑、气孔。焊缝表面不得有深度超过0.5mm的咬边。钢管表面无超过壁厚负偏差的锈蚀。钢管表面无超过壁厚负偏差的凹陷。你正在SQL SERVER 2005 数据库中创建一个从联系人表删除联系人数据的存储过程。在存储过程中包含如下的语句来处理可能发生的任何错误。在你执行存储过程后发现，事务任然保持打开状态。为了正确的处理打开的事务，你应该如何修改你的存储过程？（）在CATCH语句块增加 COMMIT TRANSACTION命令。在TRY语句块移除COMMIT TRANSACTION命令。在CATCH块增加 ROLLBACK TRANSACTION命令。在TRY块增加ROLLBACK TRANSACTION命令。设一个关系为R（A，B，C，D，E），它的最小函数依赖集为FD={A→B，A→C，（C，D）→E}，该关系只满足（），若要规范化为第三范式，则将得到（）个关系。下列说法错误的是（）以民族为中心的做法可能会为了谋求当地的发展而牺牲全球的发展。以民族为中心的做法可能会造成政治的社会反响，无法对当地变化作出灵活反应。多中心的倾向重复性强，太浪费。多中心的倾向积极开发当地市场、销售情况较好。

A Windows Azure application connects to a SQL Azure database. Connections to the database are being dropped due to throttling.
You need to recommend an approach for identifying the root cause of the problem.
Which two actions should you recommend？（）

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[多选] A Windows Azure application connects to a SQL Azure database. Connections to the database are being dropped due to throttling. You need to recommend an approach for identifying the root cause of the problem. Which two actions should you recommend？（）

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[多选]
A Windows Azure application connects to a SQL Azure database. Connections to the database are being dropped due to throttling.
You need to recommend an approach for identifying the root cause of the problem.
Which two actions should you recommend？（）