[单选]
An enterprise has two nodes： -Node ’A’ runs a large relational database and ha six CPUs and 32GB of memory. -Node ’B’ is an application server with three CPU’s and 16GB of memory. During peak production periods， the CPU load for Node ’A’ is normally between 30% and 40%. For Node ’B’， the CPU load is 10% to 20% during peak production periods.
Which of the following describes the best solution for an HACMP cluster？（）

A . Two cluster with two resource groups in a mutual takeover configuration.
B . One cluster with two cascading resource groups in a mutual takeover configuration.
C . One cluster with two rotating resource groups in a one-sided hot standby configuration.
D . Two clusters with two resource groups in a hot-standby configuration with a newly acquired third node.

下面关于VTP的论述中，错误的是（）。静态修剪就是手工剪掉中继链路上不活动的VLAN。动态修剪使得中继链路上所有共享的VLAN都是活动的。静态修剪要求在VTP域中的所有交换机都配置成客户机模式。动态修剪要求在VTP域中的所有交换机都配置成服务器模式。餐饮管理的目标是什么？某茶厂4―6月的销售量分别为105、110、105、115、110、120万元试用简单平均法预测7月份的销售量为（）。 110万元。 115万元。 120万元。 125万元。 A system administrator is unable to unmount a file system. Which is the appropriate command to determine who or what is accessing the file system？（） who /filesystem。 lsfs /filesystem。 fuser /filesystem。 umount -f /filesystem。当我们面前遇到一串电话号码的时候，我们为了号码能暂时保留在头脑中，一般会使用以下哪种策略？（）注意和回忆。模式识别和回忆。注意和模式识别。模式识别和编码。

An enterprise has two nodes： -Node ’A’ runs a large relational database and ha six CPUs and 32GB of memory. -Node ’B’ is an application server with three CPU’s and 16GB of memory. During peak production periods， the CPU load for Node ’A’ is normally between 30% and 40%. For Node ’B’， the CPU load is 10% to 20% during peak production periods.
Which of the following describes the best solution for an HACMP cluster？（）

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