题目内容

因水中含有溶解氧和硫化物等化学物质,对金属造成的腐蚀是()腐蚀。

A. 气体
B. 水质
C. 土壤
D. 细菌

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单元机组是一个多输入、多输出的被控对象,在分析负荷控制系统时必须把锅炉作为一个整体考虑。()

A. 正确
B. 错误

当液化气在空气中的含量达到1.9%~11%时,一旦遇到明火,就会引起燃烧或爆炸。

A. 正确
B. 错误

高可靠性是指()。

A. 重要资源都有备份
B. 能够检测到潜在要发生的问题
C. 能够实时在线诊断,精确定位根本问题
D. 计算机能够持续运转

You are the network administrator for TestKing. The network consists of a single Active Directory domain named testking.com. All domain controller run Windows Server 2003. employes three database administrators who administer seven databases servers that run Windows Server 2003. The database administrators occasionally restore a database server after a disaster. To restore a server, database administrators need the rights required to perform the following tasks: 1. Back up files and folders 2. Restore files and folders. 3. Restore the System State data. You need to assign the database administrators the rights that they require to perform the specified tasks. For security reasons, you must not assign the administrators more rights than they require to perform the tasks. What should you do?()

Add the database administrators' user accounts to the Administrators group on each of the database servers.
B. Add the database administrators' user accounts to the Power Users group on each of the database servers.
C. Add the database administrators' user accounts to the Backup Operators group on each of the database servers.
D. Add the database administrators' user accounts to the Backup Operators group on one of the domain controllers.
E. Add the database administrators' user accounts to the Server Operators group on one of the domain controllers.

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