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【单选题】

The following databases are registered in the base recovery catalog: PROD1, PROD2, and PROD3. The database user CATOWNER owns the base recovery catalog. You want a new user VPC1 to have access to only the PROD1 database and create a virtual private catalog.<br /> Given below are some of the commands required to achieve this:<br /> 1.SQL> GRANT recovery_catalog_owner TO vpc1;<br /> 2.RMAN> CONNECT CATALOG vpc1/password@catdb;<br /> 3.RMAN> GRANT CATALOG FOR DATABASE prod1 TO vpc1;<br /> 4.RMAN> CONNECT CATALOG catowner/password@catdb;<br /> 5.RMAN> CREATE VIRTUAL CATALOG;<br /> What is the correct sequence in which the commands have to be executed?（）

A、1, 4, 5, 2, 3

B、1, 4, 3, 2, 5

C、4, 5, 2, 3, 1

D、2, 3, 4, 5, 1

E、1, 4, 2, 3, 5

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更多“ The following databases are registered in the base recovery catalog: PROD1, PROD2, and PROD3. The database user CATOWNER owns the base recovery catalog. You want a new user VPC1 to have access to only the PROD1 database and create a virtual private catalog.<br /> Given below are some of the commands required to achieve this:<br /> 1.SQL> GRANT recovery_catalog_owner TO vpc1;<br /> 2.RMAN> CONNECT CATALOG vpc1/password@catdb;<br /> 3.RMAN> GRANT CATALOG FOR DATABASE prod1 TO vpc1;<br /> 4.RMAN> CONNECT CATALOG catowner/password@catdb;<br /> 5.RMAN> CREATE VIRTUAL CATALOG;<br /> What is the correct sequence in which the commands have to be executed?（）”相关的问题
第1题
[单选题] A system administrator needs to provision storage for a 200GB database. The database must have extremely low seek time. Which of the following is the BEST solution？（）

A、A JBOD  B、A RAID 50 array  C、A NAS  D、A single SSD  

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第2题
[单选题] 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 th

A、Insert the following code at line 02. [DataContractFormat()] Insert the following code at line 22. [DataMember()]  B、Insert the following code at line 02. [XmlSerializerFormat()] Insert the following code at line 22. [XmlAtttibute()]  C、Insert the following code at line 09. [XmlSerializerFormat()] Insert the following code at line 22. [XmlAttribute()]  D、Insert the following code at line 19. [DataContractFormat()] Insert the following code at line 22. [DataMember()]  

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第3题
[单选题] Some radio waves（）the surface of the earth because of its（）.

A、are capable of following / distance  B、can follow / altitude  C、can hardly follow / shape  D、are unable following / angle  

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第4题
[单选题] You are creating a Windows Communication Foundation (WCF) service that is implemented as follows. (Line numbers are included for reference only.) 01 [ServiceContract] 02 [ServiceBehavior(IncludeExceptionDetailsInFaults = true)] 03 public class OrderService 04 { 05 [OperationContract] 06 public void SubmitOrder(Order anOrder) 07 { 08 try 09 { 10 ... 11 } 12 catch(DivideByZeroException ex) 13 { 14 ... 15 } 16 } 17 } You need to ensure that the stack trace details of the exception are not included in the error information sent to the client. What should you do?（）

A、Replace line 14 with the following line: throw;  B、Replace line 14 with the following line: throw new FaultException(anOrder, ex.ToString());  C、After line 05, add the following line: [FaultContract(typeof(FaultException))] Replace line 14 with the following line: throw ex;  D、Alter line 05, add the following line: [FaultContract(typeof(FaultException))] Replace line 14 with the following line: throw new FaultException(anOrder, "Divide by zero exception");   

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第5题
[单选题] Which show command will display only the Type 5 LSAs in the OSPF topology database？（）

A、show ip ospf database external  B、show ip ospf database nssa - external  C、show ip route ospf  D、show ip ospf datab ase summary  E、show ip route  

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第6题
[] Give the description of the following sound segments in English. [k];[z];[w];[u:];[i]

A、Give the description of the following sound segments in English.  B、[k];[z];[w];[u:];[i]  

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第7题
[] You opened the encryption wallet and then issued the following command: Then you closed the wallet. Later, you issued the following command to create the EMPLOYEES table in the SECURESPACE tablespace and you use the NO SALT option for the EMPID column. What is the outcome?（） You opened the encryption wallet and then issued the following command: Then you closed the wallet. Later, you issued the following command to create the EMPLOYEES table in the SECURESPACE tablespace and you use the NO SALT option for the EMPID column. What is the outcome?（）

A、A. It creates the table and encrypts the data in it.  B、B. It generates an error because the wallet is closed.  C、C. It creates the table but does not encrypt the data in it.  D、D. It generates an error because the NO SALT option cannot be used with the ENCRYPT option.  

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第8题
[多选题] You develop a Web application that writes data to a file on a server. You restrict access to the file to specific Windows users. The Web application runs as CONTOSO\ASPNET. You deny anonymous access to the application in IIS. You add the following XML segment in the Web.config file. You need to ensure that the application meets the following requirements: 1. It must impersonate the user when it writes data to the file 2. It must run as CONTOSO\ASPNET when a user does not access the file. Which two actions should you perform?（）

A、Use the following XML segment in the Web.config file.<identity impersonate="false"/>  B、 Use the following XML segment in the Web.config file.<identity impersonate="true"/>  C、Use the following code segment to access the file. WindowsPrincipal wp =(WindowsPrincipal)HttpContext,Current.User;WindowsIdentity wt = (WindowsIdentity)wp.Idetity;WindowsImpersonationContext wic = wi.Impersonate();// Access The file herewic.Undo();  D、Use the following code segment to access the file. WindowsIdentity wi = WindowsIdetity.GetCurrent();WindowsImpersonationContext wic = WindowsIdentity.Impersonate(wi.Token);// Access the file herewic.Undo();   

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第9题
[单选题] When fighting a fire on a bulkhead using a portable carbon dioxide extinguisher，the stream should be directed at the（）.

A、base of the flames，moving the horn from side to side，following the flames upward as they diminish  B、top of the flaming area，moving the horn from side to side，following the flames downward as they diminish  C、center of the flaming area，moving the horn vertically from top to bottom  D、bottom of the flaming area，moving the horn vertically to the top following the flames upward as they diminish  

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第10题
[多选题] You develop a Web application that writes data to a file on a server. You restrict access to the file to specific Windows users. The Web application runs as CONTOSO\ASPNET. You deny anonymous access to the application in IIS. You add the following XML segment in the Web.config file.You need to ensure that the application meets the following requirements:It must impersonate the user when it writes data to the file.It must run as CONTOSO\ASPNET when a user does not access the file. Which two actions should you perform? （）

A、Use the following XML segment in the Web.config file. <identity impersonate="false"/>  B、Use the following XML segment in the Web.config file. <identity impersonate="true"/>  C、Use the following code segment to access the file. Dim wp As WindowsPrincipal = _CType(HttpContext.Current.User, WindowsPrincipal) Dim wi As WindowsIdentity = WindowsIdentity.GetCurrent() Dim wic As WindowsImpersonationContext = wi.Impersonate()' Access the file herewic.Undo()  D、Use the following code segment to access the file. Dim wi As WindowsIdentity = WindowsIdentity.GetCurrent()Dim wic As WindowsImpersonationContext = _WindowsIdentity.Impersonate(wi.Token)' Access the file herewic.Undo()  

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