A.A different procedure is required to restore a database from compressed backups
B.The AS COMPRESSED clause of the BACKUP command provided by RMAN is used to create compressed backup sets and image copies.
C.Using this command to create backups minimizes the bandwidth consumed.
D.Using this command to create backups improves the performance of the backup process
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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.
A.parallel image copy backup
B.backup with MAXPIECESIZE configured for the channel
C.parallel backup with MAXPIECESIZE configured for the channel
D.intrafile parallel backup
A.The command produces an error because the retention time cannot be reduced.
B.All historical data is retained but the subsequent flashback data archives are maintained for only three years.
C.All historical data is purged and the new flashback data archives are maintained for three years.
D.All historical data older than three years is purged from the flashback archive FLA1.
A.The backup fails because one of the archived redo log files is missing.
B.The backup succeeds but it would be without the missing archived log.
C.During backup, you are prompted for the alternative destination for the missing archived redo log file.
D.The backup succeeds because it fails over to one of the alternative archived redo log destinations.
A.SQL statements that are part of the AWR baseline only
B.SQL statements based on the AWR top SQL identification
C.SQL statements that are part of the available SQL Tuning Set (STS) only
D.SQL statements that are available in the cursor cache and executed by a user other than SYS
A.It improves resync operations when the disk comes online after being taken offline for maintenance purposes.
B.It improves performance in the extended cluster configuration by reading from a local copy of an extent.
C.Fewer extent pointers are needed to describe the file and less memory is required to manage the extent maps in the shared pool.
D.This feature enables faster file opens because of the reduction in the amount of memory that is required to store file extents.
A.A virtual private catalog owner can create a local stored script, and have read/write access to a global stored script.
B.The virtual private catalog owner cannot create and modify the stored scripts.
C.The set of views and synonyms that make up the virtual private catalog is stored in the schema of the RMAN recovery catalog owner.
D.To perform most of the RMAN operations, the virtual catalog owner must have the SYSDBA or SYSOPER privilege on the target database.
A.It drops the connection after the specified number of login attempts fail for any user.
B.It is enforced only if the password profile is enabled for the user.
C.It locks the user account after the specified number of attempts.
D.It drops the connection after the specified number of login attempts fail only for users who have the SYSDBA privilege.
最新试题
You want to configure the Flashback Database feature and retain flashback logs for three days. Presently the database is open and configured in ARCHIVELOG mode.The following steps must be performed in the correct sequence to do this:Choose the correct sequence.()
Examine the following RMAN command:RMAN> CONFIGURE ENCRYPTION FOR DATABASE ON;RMAN> BACKUP DATABASE PLUS ARCHIVELOG;Which prerequisite must be met before accomplishing the backup?()
You are creating a database by using Database Configuration Assistant (DBCA). You have chosen the File System option as the storage mechanism. What would be the result of choosing this option?()
Indentify two advantages of using recovery catalog instead of the control file of the database in Recovery Manager (RMAN)?()
After you have restored and recovered a database to a new host by using a previously performed Recovery Manager (RMAN) backup, which is the best option you would consider for the new database?()
You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are true about this backup operation?()
View the Exhibit and examine the output.You execute the following RMAN command to perform the backup operation:What is the multiplexing level in the preceding backup process()
Which two operations are NOT performed by the DUPLICATE command in Recovery Manager (RMAN)while duplicating a running database?()
Examine the CREATE DISKGROUP command used to create a disk group:In which situation would you use this method of disk group creation?()
What does the DB_FLASHBACK_RETENTION_TARGET parameter configure?()