单选题Which tasks are necessary to perform a data migration using DFSMS?（）A Microcode review and data classificationB Initialization and data classificationC Microcode review, ACS routine, and back up of dataD Data classification, ACS routine, and back up of

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第2题：

A data file became corrupted in your database due to bad sectors on the disk. Because of corruption， you lost all the important tables in that data file. Which method would you use for recovery？（）

• A、flash back all the tables in the data file， one by one
• B、restore the data file to a new location and perform a media recovery
• C、flash back the database; there is no need to restore the data file
• D、restore the data file from the most recent backup and flash back the database

第3题：

Which of the following procedures WILL NOT increase contiguous free space on a the filesystem /data1， located on /dev/lv01， that is heavily fragmented？（）

• A、 Run defragfs -r /data1； defragfs /data1
• B、 Run defragfs -r /dev/lv01； defragfs /dev/lv01
• C、 Back up the filesystem by name， unmount the filesystem， recreate the filesystem by running mkfs /dev/lv01， and restoring the data from the backup.
• D、 Back up the filesystem by inode， unmount the filesystem， recreate the filesystem by running mkfs /dev/lv01， and restoring the data from the backup.

第4题：

Which tasks are necessary to perform a data migration using DFSMS?（）

• A、Microcode review and data classification
• B、Initialization and data classification
• C、Microcode review, ACS routine, and back up of data
• D、Data classification, ACS routine, and back up of data

第5题：

You are working on a database that must be functioning 24 hours a day， 7 days a week. The databaseis configured in ARCHIVELOG mode.  Which two options do you have for performing user-managed backups（）

• A、You can perform consistent backups only.
• B、You can perform a complete database backup without shutting down the database instance.
• C、You can back up data files only when all data files have the same SCN recorded in the control file.
• D、You can back up only those data files whose headers are frozen by using ALTER TABLESPACE BEGINBACKUP or ALTER DATABASE BEGIN BACKUP commands.

第6题：

You have enabled backup optimization for the RMAN environment. Identify two criteria on which RMAN will skip the file， if it has already been backed up.（）

• A、 The data file backup is done with multiple channels
• B、 The data files is in the read-write mode after being backed up in the read only mode
• C、 The backup was taken after the data files was taken offline-normal or is in the read only mode
• D、 The data file backup complies with the back retention policy and the backup duplexing fe ture

第7题：

You want to put a specific tablespace called MY_DATA in hot backup mode so you can back it up. What command would you use？（）  

• A、 alter tablespace MY_DATA begin backup
• B、 alter tablespace MY_DATA start backup
• C、 alter tablespace MY_DATA backup begin
• D、 alter MY_DATA begin backup
• E、 You cannot back up individual tablespaces

第8题：

The System Administrator wants to do a backup of the HMC and notices that there are two options on the HMC menu: Backup Critical Console data and Save Upgrade Data. Which of the following best describes the differences between the two options?（）

• A、Both options back up user and partition profile data. Only the Backup Critical Console Data backs up TCP/IP settings or preferences
• B、Both options back up partition profile information. Only the Backup Critical Console Data backs up service function settings, such as Inventory Scout, Service Agent, and Service Focal Point
• C、The Backup Critical Console Data should be performed just before the HMC software update operation. The Save Upgrade Data should be performed each time configuration changes are made to the system or the HMC
• D、The Save Upgrade Data should be performed just before the HMC software update operation. The Backup Critical Console Data should be performed each time configuration changes are made to the system or the HMC

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第13题：

The CRS Installer is used to perform which functions? （）

• A、install CRS software  
• B、back up CRS data  
• C、repair a CRS installation  
• D、back up CallManager data  
• E、remove a CRS installation (uninstall) 
• F、activate CRS components 

第14题：

You are the network administrator for Active Directory. Another system administrator installs Software Update Services (SUS) on a production Windows Server 2003 computer. You are assigned to manage the SUS computer. You need to ensure that you can recover SUS if the server fails. You need to back up all components that are required to restore SUS to its current configuration. Because of limited space, you must not back up unnecessary data. What action or actions should you perform? Select all that apply.（）

• A、Back up the SUS folder that contains synchronized content.
• B、Back up the folder in which the SYSAdmin site was created.
• C、Back up the System State data fro the Windows Server 2003 computer.
• D、Back up the IIS metabase

第15题：

A systems administrator has a high performance server with a file share full of data that has not been used in a long time， but is still important and might be used in the future. Which of the following should they do to reclaim the space off the high performance server？（）

• A、Audit the data
• B、Delete the data
• C、Back up the data
• D、Archive the data

第16题：

A company uses raw logical volumes. Which command can be used to back up the data in the raw logical volumes to a tape？（）

• A、dd
• B、tar
• C、cpio
• D、mksysb

第17题：

A data file become corrupted in your database due to bad sectors on the disk. Because of corruption， you lost all the important tables in that data file. Which method would you use for recovery？（）

• A、 Flash back all the tables in the data file， one by one.
• B、 Restore the data file to a new location and perform a media recovery.
• C、 Flash back the database， there is no need to restore the data file.
• D、 Restore the data file from the most recent backup and flash the database.

第18题：

You lost a data file that belongs to an index tablespace in your database， which operates in ARCHIVELOG mode. Loss of the data file resulted in increased response time on your queries. Which two options would you use to solve this problem？ （）

• A、 Restore the lost data file from the backup， and then flash back the database.
• B、 Restore the data file pertaining to index tablespace， and then recover the tablespace.
• C、 Restore all the data files， and then perform an incomplete recovery to get the tablespace back.
• D、 Restore all the data files， and then perform an incomplete recovery using the backup control file.
• E、 Drop and re-create the index tablespace， and then re-create all of the indexes in that tablespace.

第19题：

Your data recovery strategy must meet the following requirements： Back up all data files and folders in C:///Data.  Restore individual files and folders in C:///Data.  Ensure that data is backed up to and restored from external media.  What should you do？（）

• A、Use the Previous Versions feature to restore the files and folders.
• B、Use the System Restore feature to perform backup and restore operations.
• C、Use the NTBackup utility to back up and restore individual files and folders.
• D、Use the Backup and Restore Center to back up and restore files.

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