题目内容

烧结普通砖的外形为直角六面体.其公称尺寸为:()。

A. 长240mm、宽115mm、高53mm
B. 长240mm、宽180mm、高53mm
C. 长365mrn、宽180mm、高53mm
D. 长365mm、宽115mm、高53mm

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肌肉的静力性工作又可分为:()工作、()工作和()工作。

Examine the parameter for your database instance: You generated the execution plan for the following query in the plan table and noticed that the nested loop join was done. After actual execution of the query, you notice that the hash join was done in the execution plan: Identify the reason why the optimizer chose different execution plans.()

A. The optimizer used a dynamic plan for the query.
B. The optimizer chose different plans because automatic dynamic sampling was enabled.
C. The optimizer used re-optimization cardinality feedback for the query.
D. The optimizer chose different plan because extended statistics were created for the columns used.

加强延保的提升,()销售同质化的今天,有新意、有亮点才能引起客户的兴趣。

A. 多一次为客户服务的机会
B. 增加延伸服务的收益水平
C. 清理长期库存车辆
D. 利润最大化

计算机能够实现的功能有()。

A. 数据处理
B. 实时控制
C. 自主思考
D. 人工智能

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