Which two encapsulation methods require that an 827 ADSL router be configured with a PPPusername and CHAP password？（） PPPoE with the 827 configured as a bridge。 PPPoE with the 827 configured as the PPPoE client。 PPPoA。 RFC 1483 Bridged with the 827 configured as the PPPoE client。 RFC 1482 Bridged with the 827 configured as a bridge。
目视化管理不包括（）。 A.人员的管理 。 B.机械设备的管理 。 C.卫生的管理 。 D.品质的管理。
目前企业的电子商务网站模式根据所采用的技术不同，可分为（） 基于SAP的企业内联网电子商务网站模式。 基于ERP的企业内联网电子商务网站模式。 基于EDI的外联网电子商务网站模式。 基于Web的因特网电子商务网站模式。
毛泽东指出，中国革命的历史进程，必须分为（）。 三步。 五步。 两步。 四步。
You are developing a Windows Communication Foundation (WCF) service to provide an in-memory cache for many Web applications.The service contract is defined as follows. (Line numbers are included for reference only.) 01 [ServiceContract] 02 public interface IDataCache 03 { 04 ... 05 }06 07 08 public class DataCache : IDataCache 09 { 10 ... 11 } You need to ensure that all users share the cache. Which code segment should you insert at line 07?（） [ServiceBehavior(TransactionIsolationLevel = IsolationLevel.RepeatableRead)]。 [ServiceBehavior(InstanceContextMode = InstanceContextMode.Single)]。 [ServiceBehavior(InstanceContextMode = InstanceContextMode.PerSession)]。 [ServiceBehavior(TransactionIsolationLevel = IsolationLevel.ReadComitted)]。
Your network contains a server that runs Windows Server 2008 R2.You have a shared folder named Data that is located on the C drive. The permissions for the Data folder are configured as shown in the following table.Group name NTFS permission Share permission Group1 Read Read Group2 Modify Change Group3 Full control Read A user named User1 is a member of Group1 and Group3.User1 reports that she cannot upload files to the share.You need to ensure that User1 can upload files to C:\Data. The solution must minimize the number of permissions assigned to all users.What should you do？（）
