—Have you finished the work? ( )
—Not yet, but no matter how hard it is, we'll keep ___ until we make it.
You have a server that runs Windows Server 2003 Service Pack 2 (SP2).
You have a third-party hardware device installed. The device uses a third-party driver. The device works properly.
The driver’s hardware manufacturer provides a new device driver. You update the device driver, but the device fails to work.
You need to ensure that you can use the new hardware device.
What should you do? （）
You are developing a Windows Communication Foundation (WCF) service that does not operate on a duplex channel.You find that operations do not start until all previous operations have finished. The service hosting code contains the following lines.var service = new WarehouseService(); var host = new ServiceHost(service);You need to ensure that new operations do not wait for previous operations to finish.
Which attribute should you use to decorate the service?（）
You shouldn't ________ your time like that, Bob; you have to finish your school work tonight.
免费的网站请分享给朋友吧