多项选择题X 纠错
A. A job chain can contain a nested chain of jobs.
B. The jobs in a job chain cannot have more than one dependency.
C. A job of the CHAIN type can be run using event-based or time-based schedules.
D. The jobs in a job chain can be executed only by using the events generated by the Scheduler
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单项选择题
A. 1, 2, and 5
B. 1, 3, and 4
C. 2, 3, 4, and 5
D. 1, 2, 3, 4, and 5
单项选择题
A. Disk mirroring and striping would be done automatically
B. The database files would be managed by the operating system's file system
C. DBCA would not save the database files by using Optimal File Architecture (OFA)
D. The data files are automatically spread across all available storage devices to optimize performance and resource utilization
单项选择题
A. Complete Recovery with online redo log
B. Complete Recovery with archived redo log
C. Tablespace Point-in-Time Recovery (TSPITR)
D. Incomplete Recovery with system change number (SCN)
多项选择题
A. Building the SQL profile
B. Recommending optimization of materialized views
C. Checking query objects for missing and stale statistics
D. Recommending bitmap, function-based, and B-tree indexes
E. Recommending restructuring SQL queries that are using bad plans
单项选择题
A. Automatic memory management is disabled because PGA_AGGREGATE_TARGET and SGA_TARGET are not set
B. The instance is started but the database will not be opened until PGA_AGGREGATE_TARGET and SGA_TARGET are set
C. The database is opened but users cannot perform transactions until PGA_AGGREGATE_TARGET and SGA_TARGET are set
D. Automatic memory management is enabled and, as per policy, 60% of the memory for System Global Area (SGA) and 40% of the memory for Program Global Area (PGA) will be distributed at startup
单项选择题
A. Set MEMORY_TARGET to zero
B. Set the STATISTICS_LEVEL parameter to BASIC
C. Set the WORKAREA_SIZE_POLICY parameter to MANUAL
D. Set the PGA_AGGREGATE_TARGET parameter to nonzero value
多项选择题
A. A user cannot set privileges on the persistent lightweight jobs
B. Persistent lightweight jobs generate a large amount of metadata
C. It is possible to create fully self-contained persistent lightweight jobs
D. The use of a template is mandatory to create persistent lightweight jobs
E. Persistent lightweight jobs are useful when users need to create a large number of jobs in a short time
多项选择题
A. Only one window can be open at any given time
B. Consumer groups are associated with windows
C. Windows work with job classes to control resource allocation
D. The database service name must be provided during windows creation
E. Windows can automatically start job or change resource allocation among jobs for various time periods.
多项选择题
A. Backup retention policy
B. Default backup device type
C. Default destinations for backups
D. Multiple backup device types for single backup
E. Default section size for backups
多项选择题
A.An entry is created in the alert log file and the database instance continues to function normally
B.The log switch hangs occur for transactions until free space is available in the flash recovery area
C.The Oracle database server deletes a file that is on the obsolete file list to make free space in the flash recovery area Oracle
D.The database instance status is implicitly changed to RESTRICTED mode and file creations to the flash recovery area are prevented