单选题Identify the memory component from which memory may be allocated for：（） 1. Session memory for the shared server 2. Buffers for I/O slaves 3. Oracle Database Recovery Manager （RMAN） backup and restore operationsA Large PoolB Redo Log BufferC Database Bu

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单选题

Identify the memory component from which memory may be allocated for：（） 1. Session memory for the shared server 2. Buffers for I/O slaves 3. Oracle Database Recovery Manager （RMAN） backup and restore operations

Large Pool

Redo Log Buffer

Database Buffer Cache

Program Global Area （PGA）

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第1题

The BACKUP_TAPE_IO_SLAVES parameter is set to FALSE for the database instance. Which statement is true while performing a tape backup in an RMAN session?()A. The tape I/O performed is asynchronousB. The tape buffer is allocated from the System Global Area (SGA)C. The tape buffer is allocated from the Program Global Area (PGA)D. Oracle I/O uses an interrupt mechanism to determine when each I/O completes

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第2题

Which three are true about the large pool for an Oracle database instance that supports shared serverconnections?()A. Allocates memory for RMAN backup and restore operationsB. Allocates memory for shared and private SQL areasC. Contains a cursor area for storing runtime information about cursorsD. Contains stack spaceE. Contains a hash area performing hash joins of tables

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第3题

You noticed that large memory allocations for the Oracle backup and restore operations are causing a performance overhead on the shared pool. Which memory structure would you configure to avoid this performance overhead？（）A、 recycle buffer cacheB、 large poolC、 streams poolD、 keep buffer cacheE、 redo log buffer

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第4题

Redo log files are multiplexed in your database. The disk in which you have one of the redo log members is highly fragmented. In the process of defragmentation you lose the redo log member， which is not a member of the current group. How would you recover from the loss of the redo log member？（）A、SMON would automatically restore the lost file.B、You would need to restore the whole database from the last backup.C、You would need to restore the file from the last full database backup.D、You would need to use flashback technology to restore the lost redo log member.E、You would need to use Recovery Manager （RMAN） to restore the lost redo log member.F、You would need to restore the missing log file by copying one of the remaining files from the same group.

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第5题

You are analyzing the components of the redo log mechanisms in your Oracle database. Which of the following purposes does the CKPT process serve?（）A、Writes buffers to disk B、Writes current redo log number to datafile headers C、Writes redo log information to disk D、Reads information into memory for users

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第6题

The BACKUP_TAPE_IO_SLAVES parameter is set to FALSE for the database instance. Which statement is true while performing a tape backup in an RMAN session？（） A、 The tape I/O performed is asynchronousB、 The tape buffer is allocated from the System Global Area （SGA）C、 The tape buffer is allocated from the Program Global Area （PGA）D、 Oracle I/O uses an interrupt mechanism to determine when each I/O completes

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第7题

Your PROD database has been started using the server parameter file. In your PROD database you are using RMAN for backup and recovery operations. You issue the following commands from the RMAN prompt： RMAN> CONFIGURE CONTROLFILE AUTOBACKUP OFF； RMAN> BACKUP DATABASE； Which files from the database will be backed up as a result of this BACKUP command？（）A、 control fileB、 all datafilesC、 password fileD、 online redo log fileE、 archive redo log fileF、 server parameter fileG、 only the SYSTEM datafile

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单选题Identify the memory component from which memory may be allocated for：（） 1. Session memory for the shared server 2. Buffers for I/O slaves 3. Oracle Database Recovery Manager （RMAN） backup and restore operationsA Large PoolB Redo Log BufferC Database Bu

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