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单选题
You are working on the APPDB database as a DB A. 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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更多 “单选题You are working on the APPDB database as a DB A. 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.” 相关考题
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考题
You are working on the APPDB database as a DB A. 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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You are working as a DBA at NetFx Corporation. You discover that the SCOTT schema is deleted by mistake. You decide to flash the database back to the time when the schema existed. Which view will you query to determine the estimated size of the flashback data that you require for your current target retention？（）A、 V$FLASHBACK_DATABASE_LOGB、 V$FLASHBACK_DATABASE_STATC、 V$DATABASED、 V$UNDOSTAT
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考题
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. There is a database named DB1 in the instance. In the database, a small percentage of data is modified everyday. Ever day in the morning, you have to create a read-only copy of the database for reporting purposes and make sure that you use as little disk space as possible. In the options below, which strategy should you use? （） A、You should use database snapshots B、You should use database backup and restore C、You should use database backup and restore along with compression D、You should use schema-bound views in a read-only database. The database resides on the same instance.
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You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a database named DB1 in the instance. The latest differential backup is performed at 15:30, the full back up was performed at 13:30, and database snapshots were created at 16:30 and at 17:30. The backups and the database snapshots are stored on a different disk from the database files. At 17:05, the hard disk containing the database files fails at 17:02 hours. You must restore DB1 while reduce data loss to the least. So what action should you perform to achieve this goal?（） A、You should restore the full backup B、You should restore the database snapshot from 16:30 hours. C、You should restore the database snapshot from 17:30 hours D、You should restore both the full backup and the differential backup.
考题
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. There is a database named DB1 in the instance. On DB1, quite few logged operations are performed. Now according to the requirement of the company CIO, you must validate that the database can be restored to a specific point in time. So what action should you perform to achieve this goal? （） A、You should verify that the simple recovery model is used by the database.B、You should verify that the full recovery model is used by the database.C、You should verify that the checksum page verify option is used by the database. D、You should verify that the bulk-logged recovery model is used by the database.
考题
单选题You work as a database administrator for Supportcenter.cn. You are using three database， SupportCenter DB01， SupportCenter DB02， and SupportCenter DB03， on different host machines in your development environment. The database server configuration， such as IP address and listener port number， change frequently due to development requirements， and you have the task of notifying the developers of the changes. Which connection method would you use to overcome this overhead？（）A
Host namingB
Local namingC
Easy ConnectD
External namingE
directory naming
考题
单选题You are working as a DBA at NetFx Corporation. You discover that the SCOTT schema is deleted by mistake. You decide to flash the database back to the time when the schema existed. Which view will you query to determine the estimated size of the flashback data that you require for your current target retention？（）A
V$FLASHBACK_DATABASE_LOGB
V$FLASHBACK_DATABASE_STATC
V$DATABASED
V$UNDOSTAT
考题
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.
考题
单选题You are working as a DBA on Oracle Database 9i. You plan to upgrade your 9i database to Oracle 10g. To be familiar with the new database technology， you decide to install Oracle Database 10g on your workstation at home. You create a general purpose database. After the installation， you make the following changes in your initialization parameter file：LOG_ARCHIVE_DEST_1=’LOCATION=USE_DB_RECOVERY_FILE_DEST’ DB_RECOVERY_FILE_DEST = ’LOCATION=d：/product/10.1.0/flash_recovery_area’ DB_RECOVERY_FILE_DEST_SIZE=10g Where are the archived redo logs stored for your database？（）A
The archived redo logs are stored in an operating system-dependent location.B
The archived redo logs are stored in the location specified by LOG_ARCHIVE_DEST_1.C
The archived redo logs are stored in the location specified by DB_RECOVERY_FILE_DEST.D
The archived redo logs are stored in the locations specified by both LOG_ARCHIVE_DEST_1 and DB_RECOVERY_FILE_DEST.
考题
多选题You are implementing transaction log shipping for a database named DB1 from a server named SQL1 to a server named SQL2. Because DB1 is 100 GB in size， it is too big to transfer over the network in a reasonable amount of time. You need to minimize the impact on the network while you initialize the secondary database. Which two actions should you perform？（）ASpecify the simple recovery model for DB1.BSpecify either the full or the bulk-logged recovery model for DB1.CPerform a complete backup of DB1 to portable media. Restore the secondary database from that backup； specify the RECOVERY option.DPerform a complete backup of DB1 to portable media. Restore the secondary database from that backup； specify the STANDBY option.EBefore you activate transaction log shipping to the secondary database， execute the following statement on the primary server.BACKUP LOG DB1 WITH TRUNCATE ONLY
考题
多选题You are working on an Oracle Database 10g database. You enabled the Flashback Database feature. Which two statements regarding flashback logs are true？ （）AFlashback logs are not archived.BFlashback logs are maintained in redo log files.CFlashback logs are maintained in the Flash Recovery Area.DFlashback logs are used to maintain Flashback Database related errors.EFlashback logs need to be cleared manually after you disable Flashback Database.
考题
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. There is a database named DB1 in the instance. On DB1, quite few logged operations are performed. Now according to the requirement of the company CIO, you must validate that the database can be restored to a specific point in time. So what action should you perform to achieve this goal? （）A
You should verify that the simple recovery model is used by the database.B
You should verify that the full recovery model is used by the database.C
You should verify that the checksum page verify option is used by the database. D
You should verify that the bulk-logged recovery model is used by the database.
考题
单选题You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a database named DB1 in the instance. When you are absent, a user will use a login named Mary to log in and maintain the database snapshots. The user has to delete the database snapshots for DB1, so you have to give the appropriate permissions to the user. So which database permission should you give the user?（）A
DELETE B
CONTROL C
DROP DATABASE D
ALTER ANY DATASPACE
考题
单选题You network contains an Exchange Server 2010 Mailbox server.You install and configure a third-party antivirus application on the server.You discover that a mailbox database named DB1 does not mount.You attempt to mount the mailbox database and receive an error message starting that the file named E01.log cannot be found.You need to mount DB1.The solution must prevent the antivirus application from causing the same error. What should you do？（）A
Disable the antivirus application.Restore E01.log from the most recent backup.Run the mount-database DB1 commandB
Disable the antivirus application.Restore DB1 from the most recent backup.Run the mount-database DB1 commandC
Exclude the transaction log folder from the antivirus application scans.Restore E01.log from the antivirus quarentine.Run the mount-database DB1 commandD
Exclude the transaction log folder from the antivirus application scans.Restore DB1 from the most recent backup.Run the mount-database DB1 command
考题
多选题In which two cases would you perform only consistent backup？（）AYou are working on a database where downtime is not tolerated.BYou are working on a database where downtime can be tolerated.CYou are working on a database that operates in ARCHIVELOG mode.DYou are working on a database that operates in NOARCHIVELOG mode.EYou are working on a database where all the tablespaces are locally managed.FYou are working on a database where control files and redo log files are multiplexed.GYou are working on a database where control files and redo log files are not multiplexed.
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