●A( ) is a dedicated storage network that provides access to consolidated, block level sto

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●A( ) is a dedicated storage network that provides access to consolidated, block level storage. It is primarily used to make storage devices accessible to servers so that the devices appear as locally attached to the operating system.() A. network-attached storage B. storage area networkC. direct attached storage D. computer cluster

参考答案:

BDAS：(Direct Attached Storage—直接附加存储)是指将存储设备通过SCSI接口或光纤通道直接连接到一台计算机上。NAS：(Network Attached Storage—网络附加存储)即将存储设备通过标准的网络拓扑结构(例如以太网)，连接到一群计算机上。SAN：存储区域网络（Storage Area Network，简称SAN）采用光纤通道（Fibre Channel ，简称FC）技术，通过光纤通道交换机连接存储阵列和服务器主机，建立专用于数据存储的区域网络。

软考中级