You are consuming a Windows Communication Foundation (WCF) service in an ASP. NET Web application.The service interface is defined as follows:[ServiceContract]public interface ICatalog{ [OperationContract] [WebGet(UriTemplate="/Catalog/Items/{id}", ResponseFormat=WebMessageFormat.Json)] string RetrieveItemDescription(int id); } The service is hosted at Catalogsvc.You need to call the service using jQuery to retrieve the description of an item as indicated by a variable named itemId. Which code segment should you use?（）A、$get(String.format("/Catalogsvc/Catalog/Items/id{0}", itemId) null, function (data) { ... }, javascript");B、$get(String.format("/Catalogsvc/Catalog/Items/{0}", itemId), null, function (data) { ... }, "json");C、$get(String.format("/Catalogsvc/Catalog/Items/{0}", itemld), null, function (data) { ... }, "xml");D、$get(String.format("/Catalogsvc/Catalog/Items/id{0}", itemld), null, function (data) { ... }, "json");
You are consuming a Windows Communication Foundation (WCF) service in an ASP. NET Web application.The service interface is defined as follows:[ServiceContract]public interface ICatalog{ [OperationContract] [WebGet(UriTemplate="/Catalog/Items/{id}", ResponseFormat=WebMessageFormat.Json)] string RetrieveItemDescription(int id); } The service is hosted at Catalogsvc.You need to call the service using jQuery to retrieve the description of an item as indicated by a variable named itemId. Which code segment should you use?（）
- A、$get(String.format("/Catalogsvc/Catalog/Items/id{0}", itemId) null, function (data) { ... }, javascript");
- B、$get(String.format("/Catalogsvc/Catalog/Items/{0}", itemId), null, function (data) { ... }, "json");
- C、$get(String.format("/Catalogsvc/Catalog/Items/{0}", itemld), null, function (data) { ... }, "xml");
- D、$get(String.format("/Catalogsvc/Catalog/Items/id{0}", itemld), null, function (data) { ... }, "json");
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—Uh, I think online shopping is very time－consuming. — () A.Why do you want to wait and shop in a long lineB.I somewhat agree with you, but not completely.C.Thank you for your time to be with me for the weekend.
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Which of the following data network would you implement if you wanted a wireless network that had a relatively high data rate, but was limited to very short distances?() A. Broadband personal comm. Service (PCS)B. Broadband circuitC. InfraredD. Spread spectrumE. Cable
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You have a print server named Server1 that runs Windows Server 2012 R2. You discover that when there are many pending print jobs， the system drive occasionally runs out of free space. You add a new hard disk to Server1. You create a new NTFS volume. You need to prevent the print jobs from consuming disk space on the system volume. What should you modify？（）A、the properties of the Print Spooler serviceB、the Print Server PropertiesC、the properties of each shared printerD、the properties on the new volume
You plan to deploy Windows 7 images. You need ensure that you can deploy images by using the WindowsPreinstallation Environment (Windows PE). What should you do add to the Windows PE image?（）A、Imagex.exeB、Loadstate.exeC、Mighost.exeD、Usmtutils.exe
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You manage a member server that runs Windows Server 2008. The server has the Terminal Services role installed. Microsoft Windows System Resource Manager （WSRM） is installed on the server. Users report performance degradation on the Terminal Server. You monitor the server and notice that one user is consuming 100 percent of the processor time. You create a resource-allocation policy named Policy1 that limits each user to 30 percent of the total processor time. You observe no performance improvement. You need to configure WSRM to enforce Policy1. What should you do？（）A、Set Policy1 as the Profiling Policy.B、Set Policy1 as the Managing Policy.C、Restart the Terminal Services Configuration service.D、Launch the WSRM application by using the user context of the Terminal Server System account.
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填空题Traveling alone has a benefit that you can enjoy visiting museums, although it may be time-consuming.____
单选题查询出EMP表中COMM字段为空的记录（）Aselect * from emp where comm='';Bselect * from emp where comm=null;Cselect * from emp where nvl(comm)=0;Dselect * from emp where comm is null;Eselect * from emp where nvl(comm,0)=0;
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单选题You have a computer that runs Windows 7. You install Windows XP in a new partition on the computer anddiscover that you can no longer start Windows 7. You need to start Windows 7 in the minimum amount oftime. What should you do?（）AFrom Windows XP, modify the default path in the boot.ini file.BFrom Windows XP Recovery Console, run the Fixboot command.CStart the computer from the Windows 7 installation media and select Install now.DStart the computer from the Windows 7 installation media and run Startup Repair.
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单选题As an administrator at Cer-tech .com， you manage a member server having Windows Server 2008. A Terminal Services role is installed on the server along with Microsoft Windows System Resource Manager（WSERVERM）. Users are complaining about degradation in performance on Terminal Server. You find outthat a single user is consuming 100% of the processor time. To rectify the problem， you create a resource-allocation policy named Policy1 which limits each user to 30% of the total processor time. Still， there is noimprovement in the performance. What should you do to configure WSERVERM to force Policy1？（）AConfigure each user account to allocate a resource quota on WSERVERM applicationBConfigure Policy1 to accept the WSERVERM resource quota for each userCRestart the Server and the Terminal Services configuration serviceDConfigure policy1 as the Managing Policy
单选题在Oracle中，下面哪条语句当COMM字段为空时显示0，不为空时显示COMM的值（）。Aselect ename,nvl（comm.,0）from empBselect ename,null（comm.,0）from empCSELECT ename,NULLIF（comm,0）FROM empDSELECT ename,DECODE（comm.,NULL,0）FROM emp
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