单选题An after-cooler installed between the turbocharger and the cylinder air inlet （）A increases the density of the airB decrease the density of the airC increases the specific heat of the airD decreases the specific heat of the exhaust

第1题：

第2题：

Your network consists of a single Active Directory domain. All domain controllers run Windows Server2008 R2. Your company and an external partner plan to collaborate on a project. The external partner has an Active Directory domain that contains Windows Server 2008 R2 domain controllers. You need to design a collaboration solution that meets the following requirements：   èAllows users to prevent sensitive documents from being forwarded to untrusted recipients or from being  printed.   èAllows users in the external partner organization to access the protected content to which they have been granted rights.   èSends all inter-organizational traffic over port 443.   èMinimizes the administrative effort required to manage the external users. What should you include in your design？（）

• A、Establish a federated trust between your company and the external partner. Deploy a Windows Server 2008 R2 server that has Microsoft SharePoint Foundation 2010 installed.
• B、Establish a federated trust between your company and the external partner. Deploy a Windows Server 2008 R2 server that runs Microsoft SharePoint 2010 and that has the Active Directory Rights  Management Services （AD？RMS） role installed.
• C、Establish an external forest trust between your company and the external partner. Deploy a Windows Server 2008 R2 server that has the Active Directory Certificate Services server role installed. Implement Encrypting File System （EFS）.
• D、Establish an external forest trust between your company and the external partner. Deploy a Windows Server 2008 R2 server that has the Active Directory Rights Management Service （AD？RMS）role installed  and Microsoft SharePoint Foundation 2010 installed.

第3题：

第4题：

第5题：

What will significantly degrade DSL performance， regardless of DSL rate or line length？ （）

• A、Microliters installed between a telephone and shared line
• B、POTS splitters at the subscriber’s end of the DSL line
• C、POTS splitters at the telco CO
• D、None of the other alternatives apply

第6题：

The network administrator must complete the connection between the RTA of the XYZ Company and the service provider. To accomplish this task, which two devices could be installed at the customer site to provide a connection through the local loop to the central office of the provider (Choose two.)（）。

• A、WAN switch
• B、PVC
• C、ATM switch
• D、multiplexer
• E、CSU/DSU
• F、modem

第7题：

Which device is installed in user devices and makes wireless connections between them and a network?（）

• A、Access point
• B、Bridge
• C、Router
• D、Client adapter

第8题：

第9题：

What is the difference between the CUoD and Utility Capacity On Demand?（）

• A、Utility allows for activation of resources by the hour. CUoD allows for permanent access to additional resources installed into the system.
• B、Utility allows for permanent access to additional resources installed into the system. CuOD allows for activation of resources by the hour.
• C、Utility allows for activation of resources by the minute. CUoD allows for permanent access to additional resources installed into the system.
• D、Utility allows for a 30 day usage of additional resources installed into the system. CUoD allows for permanent access to additional resources installed into the system.

第10题：