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问题：
[多选] “运算”命令的计算方法与“应用图像”命令极为相似，但是有哪些地方不同？（）
A . “应用图像”命令可以使用图像的复合通道做运算，而“运算”命令只能使用图像的单一通道。
B . “应用图像”命令的源文件只有一个，而“运算”命令可以有三个源文件
C . “应用图像”命令的运算结果会被加到图像的图层上，而“运算”命令的结果将存储为一个新通道或建立一个全新的文件
D . “应用图像”命令需要有相同大小及色彩模式的图像才能进行运算，而“运算”命令不需要这些条件
The 213.115.77.0 network was subnetted using a /28 subnet mask. How many usable subnets and host addresses per subnet were created as a result of this?（） 2 networks with 62 hosts。 6 networks with 30 hosts。 16 networks and 16 hosts。 62 networks and 2 hosts。 14 networks and 14 hosts。 None of the above。
价值观
Cer-tech .com has an Active Directory domain installed on a server that runs Windows Server 2008.Another server named S3 also runs Windows Server 2008. All client machines have Windows Vista. Cer-tech .com has instructed you to install the Terminal Services role， Terminal Services Gateway role andTerminal Services Web Access role service on S3. To protect the network， you want to ensure that all client machines have firewall， antivirus software and anti-spyware software installed. Which actions shouldyou perform to achieve this task？（） Configure Windows Authorization Access domain local security group and add Terminal Services clientcomputers。 Configure Terminal Services client computers to access the Terminal Services health policy.。 Set the Request clients to sent a health option statement in the Terminal Services client access policy。 Install and configure Network Access Protection （NAP） on the server in the domai。
Your network contains an Exchange Server 2007 Mailbox server named Server1 and an Exchange Server 2010 Mailbox server named Server2.You need to move a mailbox from Server1 to Server2.What should you do？（） From Server1， run Move-Mailbox.。 From Server2， run Move-Mailbox.。 From Server1， run New-MoveRequest.。 From Server2， run New-MoveRequest.。
怎样检测血痕的性别？
“运算”命令的计算方法与“应用图像”命令极为相似，但是有哪些地方不同？（）
