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【单选题】

Two data files have been deleted at the operating system level by accident. Your database is running in ARCHIVELOG mode and online backups are taken nightly. One of the data files that has been deleted belongs to the USERS tablespace on the other belongs to the SYSTEM tablespace. How can you recover from this situation？（）

A、Shut down the database, restore the two data files and then start up the database. 

B、Take the system and users tablespace offline, restore the two data files, recover the two datafiles, and then bring the SYSTEM and USERS tablespaces online. 

C、Shut down the database, restore the two data files, start up the database in MOUNT mode, recover the two data files, and then alter the database open. 

D、Take the SYSTEM and USERS tablespaces offline, recover the two datafiles and then bring the SYSTEM and USERS tablespaces online.

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更多“Two data files have been deleted at the operating system level by accident. Your database is running in ARCHIVELOG mode and online backups are taken nightly. One of the data files that has been deleted belongs to the USERS tablespace on the other belongs to the SYSTEM tablespace. How can you recover from this situation？（）”相关的问题
第1题
[单选题] You work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. You are going to use the data collector to gather performance data periodically on all instances. You must store all collected data in the same database. This database is hosted on a single instance. Every five hours, you have to collect and load performance data in the management data warehouse. Whi

A、You should create a cached data collection   B、You should create an on-demand non-cached data collection   C、You should create a scheduled non-cached data collection.   D、You should create two different SQL Agent jobs. The two jobs are scheduled at the same time. One job uploads the data collection and the other job creates a data collection.  

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第2题
[] You design a Business Intelligence （BI） solution by using SQL Server 2008. You design a SQL Server 2008 Analysis Services （SSAS） solution. Customer data is stored in the tables named CustomerDetails and CustomerContact. The solution uses the following two data sources from two different servers： ·Contoso that accesses the CustomerDetails table ·ContosoCRM that accesses the CustomerContact table You plan to create a dimension named DimCustomer to analyze customer data. You need to ensure that the DimCustomer dimension represents̳

A、A. Create a data source view named DsvContoso that is associated with the two data sources and add the tables to the data source view.  B、B. Create a data source view named DsvContoso that is associated with the two data sources and create a named query in the data source view to merge the tables.  C、C. Create a data source view named DsvCustomer that is associated with the Contoso data source and add the CustomerDetails table to the data source view.Create a data source view named DsvCustomerContact that is associated with the ContosoCRM data source and add the CustomerContact table to the data source view.  D、D. Create a data source view named DsvCustomer that is associated with the Contoso data source and create a named query in the data source view to select data from the CustomerDetails table.Create a data source view named DsvCustomerContact that is associated with the ContosoCRM data source and create a named query in the data source view to select data from the CustomerContact table.  

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第3题
[多选题] A developer chooses to avoid using SingleThreadModel but wants to ensure that data is updated in a thread-safe manner. Which two can support this design goal？（）

A、 Store the data in a vocal variable.  B、 Store the data in an instance variable.  C、 Store the data in the HttpSession object.  D、 Store the data in the ServletContext object.  E、 Store the data in the ServletRequest object.  

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第4题
[单选题] A technician manages a server that contains sensitive data. The server currently has two hard drives， one hosting the operating system and other generic files and the second hosting sensitive data. The technician needs to implement a technology that would guard against data loss for only the sensitive data， while adding only one additional hard drive. Which of the following should the technician implement to avoid reformatting any drives？（）

A、RAID 0  B、RAID 1  C、RAID 3  D、RAID 5  

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第5题
[多选题] Which two functions of JUNOS Software are handled by the data plane？（）

A、NAT  B、OSPF  C、SNMP  D、SCREEN options  

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第6题
[多选题] The database is running in NOARCHIVELOG mode. A data file is lost. Which two are valid options for recover？（）

A、Restore the data file and perform incomplete recovery.  B、Restore the data file and perform point-in-time recover.  C、Drop the tablespace and lose all data in the tablespace.  D、Restore the database and lose all data since the last backup.  

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第7题
[单选题] At which OSI layer is a logical path created between two host systems?（）

A、session  B、transport  C、network  D、data link  E、physical  

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第8题
[多选题] Which two of these data encryption AIM modes are found on the 3800 family of Cisco ISR Routers？ （Choose two.）（）

A、 BPII   B、 SPII-Plus   C、 FPII   D、 EPII-Plus   E、 HPII   F、 HPII-PIus  

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第9题
[] Which two data types can be converted to LOBs using an ALTER TABLE… MODIFY command？（）

A、A.RAW  B、B.LONG  C、C.VARCHAR  D、D.LONG RAW  

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