监理工程师在收到承包人书面建议后,应与发包人共同研究,确认存在变更的,应在收到承包人书面建议后的()天内作出变更指示。 7。 10。 14。 15。
You are modifying a Windows Communication Foundation (WCF) service that allows customers to update financial data. The service currently requires a transaction from the client application and is working correctly. The service contract is defined as follows. (Line numbers are included for reference only.) 01 [ServiceContract()] 02 public interface IDataUpdate 03 { 04 [OperationContract()] 05 [TransactionFlow(TransactionFlowOption.Mandatory)] 06 void Update(string accountNumber, double amount); 07 08 } 09 10 public class UpdateService : IDataUpdate 11 { 12 13 [OperationBehavior(TransactionScopeRequired=true, TransactionAutoComplete=true)] 14 public void Update(string accountNumber, double amount) 15 { 16 try 17 { 18 ... 19 } 20 catch(Exception ex) 21 { 22 ... 23 } 24 } 25 }The service must be modified so that client applications do not need to initiate a transaction when calling the operation. The service must use the client application’s transaction if one is available. Otherwise it must use its own transaction.You need to ensure that the service operation is always executed within a transaction. What should you do?() Replace line 05 with the following code. [TransactionFlow(TransactionFlowOption.NotAllowed)]。 Replace line 13 with the following code. [OperationBehavior(TransactionScopeRequired=false, TransactionAutoComplete=true)]。 Replace line 05 with the following code. [TransactionFlow(TransactionFlowOption.Allowed)]。 Replace line 13 with the following code. [OperationBehavior(TransactionScopeRequired=false, TransactionAutoComplete=false)]。
与公路工程项目施工成本相关的人工费,其费用构成中不包括() 工资性津贴。 生产工人辅助工资。 职工福利费。 住房公积金。
某涵洞顶上面直接铺筑水泥混凝土路面,按洞顶填土情况划分,该涵洞为()。 明涵。 暗涵。 无压涵。 压力涵。
医疗器械的产品名称应当使用(),通用名称应当符合国家食品药品监督管理总局制定的医疗器械命名规则。第二类、第三类医疗器械的产品名称应当与()的产品名称一致。
下列属于公路建设市场信用信息中最高信用等级的是()