土地“三通一平”指（）。 通水、通热、通路和场地平整。 通水、通电、通路和场地平整。 通水、通气、通路和场地平整。 通水、通讯、通路和场地平整。
A financial customer has three data centers that are four kilometers apart. Their SAP application data needs to be kept synchronized within 10 milliseconds. Which solution satisfies the customer’s recovery time objective（） DS8700 systems at each site running Metro Mirror。 DS8700 systems at each site running Global Mirror。 DS5300 systems at each site running Global Mirror。 XIV systems at each site running Remote Mirroring。
基因
While performing a site survey to document the existing environment before implementing a new HACMP cluster， it was discovered that a port filtering firewall was being used to protect the production system. The plan is to continue using the firewall and add a second firewall to avoid a single point of failure. Each node in the two-node cluster will have all of its network adapters connected to the firewalls， and all connections to the nodes will pass through these firewalls. What must be considered about HACMP in a firewall environment？（） Firewalls are not supported in a HACMP environment.。 HACMP uses only TCP/IP so firewalls are not relevant.。 Specific ports must be open for HACMP communications.。 Dynamic routing must be used to properly route packets in a firewall-protected environment.。
为使车辆分配阀的试验工作程序化、自动化，已研制和使用了（）的705型试验台。 数字控制。 微机控制。 油压控制。 电磁控制。
客户一个单台服务器连接 5个SCSI 磁盘组成的Raid5，可用容量为 150GB，目前客户想增加磁盘的吞吐能力、可用性、可靠性等，成本是他们考虑的一个关键因素，下面哪个选项更适合这个需求？（）
