多选题In your Database, the TBS PERCENT USED parameter is set to 60 and the TBS PERCENT FREE parameter is set to 20. Which two storage-tiering actions might be automated when using information Lifecycle Management (ILM) to automate data movement?()AThe movem

题目
多选题
In your Database, the TBS PERCENT USED parameter is set to 60 and the TBS PERCENT FREE parameter is set to 20. Which two storage-tiering actions might be automated when using information Lifecycle Management (ILM) to automate data movement?()
A

The movement of all segments to a target tablespace with a higher degree of compression, on a different storage tier, when the source tablespace exceeds TBS PERCENT USED

B

Setting the target tablespace to read-only

C

The movement of some segments to a target tablespace with a higher degree of compression, on a different storage tier, when the source tablespace exceeds TBS PERCENT USED

D

Setting the target tablespace offline

E

The movement of some blocks to a target tablespace with a lower degree of compression, on a different storage tier, when the source tablespace exceeds TBS PERCENT USED

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相似问题和答案

第1题:

You have the following requirements in relation to the detection of block corruption for your database instance:1. Check for logical self-consistency of data blocks when modified in memory.2. Checksums are calculated before and after the block change.3. Checks are performed for the lost writes to the physical standby database.Which method would help you perform the above checks automatically? ()

A. Set the DB_SECUREFILE parameter to PERMITTED

B. Set the DB_ULTRA_SAFE parameter to DATA_ONLY

C. Set the DB_LOCK_CHECKSUM parameter to TYPICAL

D. Set the DB_LOST_WRITE_PROTECT parameter to TYPICAL


参考答案:B

第2题:

You are using the control file to maintain information about the database backups that are being performed by Recovery Manager (RMAN). Identify two scenarios is which you must have a recovery catalog.()

  • A、To store the backup information of multiple database
  • B、To restrict the amount of space that is used by the backups
  • C、To maintain a backup for a certain time is set by the CONTROL_FILE_RECORD_KEEP_TIME parameter.
  • D、To list the data files that were in a target database at a given time by using the AT option of REPORT SCHEMA command.

正确答案:A,D

第3题:

You want to enable automatic PGA memory management in your database. Which setting is required to achieve this?()

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


参考答案:D

第4题:

You want to drop the TBS1 tablespace from your database.  You also want to delete the corresponding data files automatically, and not have to do it manually.  What should you do?()

  • A、Use the DROP DATAFILE command.
  • B、Use the DROP TABLESPACE command.
  • C、Ensure that all database files are Oracle Managed Files before using the DROP TABLESPACE command.
  • D、Ensure that the DB_FILE_CREATE_DEST initialization parameter is set before using the DROP TABLESPACE command.

正确答案:B

第5题:

Which two statements are true regarding an Automatic Storage Management (ASM) instance? ()

  • A、As ASM instance mounts an ASM control file
  • B、An ASM instance uses the ASMB process for rebalancing of disks within a disk group
  • C、Automatic Memory Management is enabled in an ASM instance even when the MEMORY_TARGET parameter is not set explicitly
  • D、An RDBMS instance gets connected to an ASM instance using ASMB as a foreground process when the database instance is started

正确答案:C,D

第6题:

You specify a nonzero value for the MEMORY_TARGET initialization parameter, but do not set the PGA_AGGREGATE_TARGET or the SGA_TARGET parameters. You restart your database instance.Which statement about the result is true?()

A. The database instance starts, and Oracle sets the default value of SGA_TARGET to the same value as SGA_MAX_SIZE

B. The database instance starts, and Oracle automatically tunes memory and allocates 60 percent to the SGA and 40 percent to the PGA

C. The database instance starts, but Automatic Memory Management is disabled

D. The database instance will not start because you did not specify the PGA_AGGREGATE_TARGET or SGA_TARGET parameter


参考答案:B

第7题:

You specify a nonzero value for the MEMORY_TARGET initialization parameter,but do not set the PGA_AGGREGATE_TARGET or the SGA_TARGET parameters. You restart your database instance.  Which statement about the result is true?()

  • A、 The database instance starts,and Oracle sets the default value of SGA_TARGET to the same value as SGA_MAX_SIZE
  • B、 The database instance starts,and Oracle automatically tunes memory and allocates 60 percent to the  SGA and 40 percent to the PGA
  • C、 The database instance starts,but Automatic Memory Management is disabled
  • D、 The database instance will not start because you did not specify the PGA_AGGREGATE_TARGET or SGA_TARGET parameter

正确答案:B

第8题:

You are using the control file to maintain information about the database backups that are being performed by Recovery Manager (RMAN). Identify two scenarios is which you must have a recovery catalog.()

A. To store the backup information of multiple database

B. To restrict the amount of space that is used by the backups

C. To maintain a backup for a certain time is set by the CONTROL_FILE_RECORD_KEEP_TIME parameter.

D. To list the data files that were in a target database at a given time by using the AT option of REPORT SCHEMA command.


参考答案:A, D

第9题:

You work as a database administrator for Certkiller .com. You want to create your database with the automatic undo management feature enable.Which two tasks must you perform to achieve this?()

  • A、Set the UNDO_RETENTION parameter to AUTO.
  • B、Create an initial undo segment in undotablespace.
  • C、Set the UNDO_RETENTION parameter to 900 or more
  • D、Set the initialization parameter UNDO_MANAGEMENT to AUTO
  • E、Set the UNDO_MANAGEMENT parameter to the name of an undotablespace

正确答案:D,E

第10题:

You want to enable automatic PGA memory management in your database. Which setting is required to achieve this?()

  • 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

正确答案:D

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