题目内容

在瓦克斯曼—史密斯方程中,Qv表示岩石的()。

A. 含水孔隙度
B. 粘土水相对体积
C. 岩石体积
D. 阳离子交换量

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什么是防汛预案?

分解检查钩舌钩锁承台高度不小于()mm。

A. 40mm
B. 45mm
C. 50mm
D. 52mm

You are a professional level SQL Sever 2008 Database Administrator in an international corporation named Wiikigo. You are experienced in managing databases in an enterprise-level organization, optimizing and sustaining the database life cycle. In the company, your job is to implement solutions on security, troubleshooting, deployment and optimization. SQL Server 2008 instances at five sites are managed by you.A mission-critical database is shared by the five sites. According to the business requirements, the users at each site should be enabled to access and change data on all sites with minimal latency.In addition, data loss should be minimized if a server fails. A high-availability solution should be designed, and the business requirements should be satisfied. Which action should be included in your solution?()

A. Failover clustering should be included.
B. Asynchronous database mirroring without a witness server should be included.
C. Peer-to-Peer replication should be included.
D. Log shipping to servers at two of the sites to offer read-only replications of data should be included.

煤层煤样包括煤层可采煤样和煤层多层煤样。

A. 正确
B. 错误

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