结合企业的概念，并阐述企业自主经营及其所面临的内外部环境，以及企业信息化主要解决什么问题？
生物利用度是指药物自用药部位吸收进入体循环的（） 有效血药浓度。 速度。 程度。 速度和程度。
You work as an application developer at Contoso.com. You use Microsoft .NET Framework 3.5 and Microsoft ADO.NET to develop an application that will connect to the Microsoft SQL Server 2005 database. The application uses an XML file that contains product data. Furthermore， a corresponding XSD file contains the schema of the XML file. You want the application to do the following： Loads the XML file in a typed DataSet and validates it against the schema provided in the XSD file. What should you do？ （） A。 B。 C。 D。
意会知识
Your network contains Exchange Server 2010 servers. All users access their mailboxes by using Outlook Web App （OWA）. Your companys compliance policy states the following： .All e-mail messages that contain customer contracts must be stored for three years .Users must be able to classify e-mail messages that relate to customer contracts .Users must be able to move e-mail messages to any folder You need to recommend a solution that supports the requirements of the compliance policy. What should you recommend？（） Managed Folder mailbox policies。 an OWA mailbox policy。 Personal Archives and an Archive policy。 Retention Policy Tags and a Retention Policy。
项目总控的工作结果直接与（）的决策层沟通。
