Access是一种（）数据库管理系统。
教育实验设计
A Windows Communication Foundation (WCF) service implements the following contract.(Line numbers are included for reference only.) 01 [ServiceContract] 02 public interface IDataAccessService 03 { 04 [OperationContract] 05 void PutMessage(string message); 06 ... 07 [OperationContract] 08 [FaultContract(typeof(TimeoutFaultException))] 09 [FaultContract(typeof(FaultException))] 10 string SearchMessages(string search); 11 } The implementation of the SearchMessages method throws TimeoutFaultException exceptions for database timeouts.The implementation of the SearchMessages method also throws an Exception for any other issue it encounters while processing the request.These exceptions are received on the client side as generic FaultException exceptions. You need to implement the error handling code for SearchMessages and create a new channel on the client only if the channel faults.What should you do?（） Catch and handle both TimeoutFaultException and FaultException.。 Catch both TimeoutFaultException and FaultException. Create a new channel in both cases.。 Catch and handle TimeoutFaultException. Catch FaultException and create a new channel.。 Catch and handle FaultException. Catch TimeoutFaultException and create a new channel.。
夸大妄想
危险作业程序包括（），整个程序一定严格、规范。 申请、审批、作业、监督、总结过程。 申请、作业、审批、监督、总结过程。 申请、作业、监督、审批、总结过程。 申请、作业、监督、总结、审批过程。
You work as an application developer at Certkiller .com. You have recently created a custom collection class named ShoppingList for a local supermarket. This custom class will include ShoppinItem objects that have the public properties listed below. * Name * AisleNumber * OnDiscount You are required to enable users of your class to iterate through the ShoppingList collection， and to list each product name and aisle number using the foreach statement.You need to achieve this by declaring the appropriate code.What code should you use？（）
