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【单项选择题】

Data is transferred between two servers using NFS， where one server is configured with token ring， and the other system is configured with ethernet. It is discovered that the performance is greatly reduced during this transfer. Which of the following steps should be taken to improve performance？（）

A、A. Reduce MTU on token ring system to match ethernet system using ifconfig command （i.e. ifconfig tr0 mtu 1500）

B、B. Reduce MTU on token ring system to match ethernet system using no command （i.e. no -o mtu=1500）

C、C. Increase MTU on ethernet system to match token ring system using ifconfig command （i.e. ifconfig en0 mtu 4096）

D、D. Increase MTU on ethernet system to match token ring system using no command （i.e. no -o mtu=4096）

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更多“Data is transferred between two servers using NFS， where one server is configured with token ring， and the other system is configured with ethernet. It is discovered that the performance is greatly reduced during this transfer. Which of the following steps should be taken to improve performance？（）”相关的问题
第1题
[单选题] ENCRYPT_TS is an encrypted tablespace that contains tables with data. Which statement is true regarding the effect of queries and data manipulation language （DML） statements on the encrypted data in the tables？（）  

A、 The data is decrypted during SORT and JOIN operations.  B、 The data remains encrypted when it is read into memory.  C、 The data remains encrypted when it is stored in the redo logs.  D、 The data remains encrypted in the UNDO tablespace provided that the UNDO tablespace was created with the encryption option enabled.  

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第2题
[单选题] An administrator is investigating why a non-prompted NIM rte install is failing after the successful netboot of the spot. A matching spot and lpp_source are correctly allocated to the NIM client in addition to a bosinst_data.What is the most likely cause of the install failure？（）  

A、The bosinst_data has an incorrect console defined.  B、The bosinst_data is incompatible with the level of spot.  C、The bosinst_data has an incorrect disk location defined.  D、The bosinst_data has an incorrect language option defined.  

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第3题
[单选题] What type of protection is implemented when the DBA issues the ALTER DATABASE SET STANDBY DATABASE PROTECTED； command？（）

A、The standby database is protected against write operations.   B、The primary database is protected against write operations.   C、The primary database is protected against data loss and data divergence.   D、The standby database is protected against data loss and data divergence.   

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第4题
[单选题] A customer has a large amount of data stored on three database servers and is concerned that at present there is no disaster recovery plan in place.  They have an existing tape backup solution that meets their backup window.  In order to analyze potential disaster recovery plans， which of the following questions is the most important？（）

A、What is the minimum critical backup window？  B、Which server is handling the most critical data？  C、How much data is stored on each server？  D、What is the throughput of the hard drives？  

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第5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6题
[单选题] A customer is sharing an IBM System Storage DS8300 for both IBM System z and Systemapplications. They need to provide data recovery capability between the primary and the remotedata center, which is 60 kilometers away. Which copy service keeps all data synchronized at theremote data center?（）

A、Concurrent Copy  B、FlashCopy  C、Metro Mirror  D、Global Mirror  

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第7题
[单选题] Which property of the ListView class is used to get\set the name of the data field whose value exclusively identifes every data row of a ListView when the ClientIDMode property is set to Predictable？（）

A、LoadViewStateByID  B、UniqueID  C、ClientIDMode  D、ClientIDRowSuffix  

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第8题
[单选题] You are working on the APPDB database as a DBA. The database has a default Flashback Data Archive DFLA1 created on it. You issued the following command to drop the Flashback Archive FLA1: DROP FLASHBACK ARCHIVE fla1,What is the effect of this command?（）

A、The Flashback Archive FLA1 is dropped only if it is empty.  B、The tablespace having Flashback Archive is dropped.  C、The Flashback Archive FLA1 is dropped after moving the existing data in it to the default Flashback Archive.  D、The Flashback Data Archive and historical data are dropped.  

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第9题
[] Your company has a network that has 100 servers. A server named Server1 is configured as a file server. Server1 is connected to a SAN and has 15 logical drives.You want to automatically run a data archiving script if the free space on any of the logical drives is below 30 percent.You need to automate the script execution. You create a new Data Collector Set. What should you do next？（）

A、A.Add the Event trace data collector.  B、B.Add the Performance counter alert.  C、C.Add the Performance counter data collector.  D、D.Add the System configuration information data collector.  

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第10题
[单选题] Your company has a network that has 100 servers. A server named Server1 is configured as a file server. Server1 is connected to a SAN and has 15 logical drives. You want to automatically run a data archiving script if the free space on any of the logical drives is below 30 percent. You need to automate the script execution. You create a new Data Collector Set. What should you do next？（）

A、 Add the Event trace data collector  B、 Add the Performance counter alert  C、 Add the Performance counter data collector  D、 Add the System configuration data collector  

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