系统内多个要素或子系统之间不需要相互作用、相互联系。
城市化
Exhibit： Certkiller.com servers run Windows Server 2008. It has a single Active Directory domain. A server called CK4 has file services role installed. You install some disk for additional storage. The disks are configured as shown in the exhibit. To support data stripping with parity， you have to create a new drive volume. What should you do to achieve this objective（） ["Build a new spanned volume by combining Disk0 and Disk1","Create a new Raid-5 volume by adding another disk.","Create a new virtual volume by combining Disk 1 and Disk 2","Build a new striped volume by combining Disk0 and Disk 2"]
期货交易与远期交易有何区别？
CASE是一种自动化或半自动化的信息系统开发方法，不能支持系统每一个开发步骤。
能形成次生硫化物富集的银、铜硫化物矿体地表常可分为哪些带？它们与地下水的分带有何关系？
