服务业包括的活动。
Your company has servers that run windows server 2008. All client computers run windows XP service pack2 (sp2). Windows 200 professional. Or windows vista. You need to ensure all computers can use the ipv6 protocol. What should yo do?（） ["Install serivce pack 4 on all windows 2000 professioanl computers.","Upgrade the windows 2000 professional computers to windows XP SP2.","Run the IPv6.exe tool on the windows 2000 professional and windows xp computers.","Install active directory client extention (DSClient.exe ) on the windows 2000 professional and windows xp computes."]
《悼亡诗》
You are developing a Windows Communication Foundation (WCF) service to replace an existing ASMX Web service.The WCF service contains the following code segment. (Line numbers are included for reference only.) 01 [ServiceContract()] 02 03 public interface IEmployeeService 04 { 05 [OperationContract()] 06 EmployeeInfo GetEmployeeInfo(int employeeID); 07 08 } 09 10 public class EmployeeService : IEmployeeService 11 { 12 13 public EmployeeInfo GetEmployeeInfo(int employeeID) 14 { 15 ... 16 } 17 } 18 19 20 public class EmployeeInfo 21 { 22 ... 23 public int EmployeeID { get; set; } 24 public string FirstName { get; set; } 25 public string LastName { get; set; } 26 27 }The existing Web service returns the EmployeelD as an attribute of the Employeelnfo element in the response XML.You need to ensure that applications can consume the service without code changes in the client. What should you do?（） [" Insert the following code at line 02. [DataContractFormat()] Insert the following code at line 22. [DataMember()]"," Insert the following code at line 02. [XmlSerializerFormat()] Insert the following code at line 22. [XmlAtttibute()]"," Insert the following code at line 09. [XmlSerializerFormat()] Insert the following code at line 22. [XmlAttribute()]"," Insert the following code at line 19. [DataContractFormat()] Insert the following code at line 22. [DataMember()]"]
试述影响奶山羊产奶量的因素.
何谓关键路线？关键路线在项目管理与控制中的作用是什么？
