In Oracle 11g, which recommendations does the SQL Access Advisor generate？ （）（Choose all that apply.)

A. partitioning recommendations

B. statistics collection recommendations

C. index creation recommendations

D. materialized view recommendations

E. materialized view log recommendations

A. setting the STATISTICS_LEVEL parameter to TYPICAL

B. adding filters to the Automatic Database Diagnostic Monitor (ADDM)

C. enabling Automated Maintenance Task using Oracle Enterprise Manager

D. setting the OPTIMIZER_USE_PENDING_STATISTICS parameter to TRUE

A. Its entries are specific to a single database.

B. It contains file systems that have been mounted by Direct NFS.

C. It is globally available to all Oracle 11g databases on the machine.

D. It contains file systems that have been mounted by the kernel NFS system.

A. The database must be running in ARCHIVELOG mode.

B. No special setup is required, and the feature is enabled by default.

C. The path for the Automatic Diagnostic Repository (ADR) must be configured with the DIAGNOSTIC_DEST initialization parameter.

D. The Enterprise Manager Support Workbench can be enabled only if the background process manageability monitor (MMON) is configured.

E. Select the Enable option in the Oracle Configuration Manager Registration window during the installation of the Oracle Database 11g software, provide valid MetaLink credentials and select license agreement.

A. It does not allow you to change the moving window size.

B. Adaptive threshold functionalities use it by default to compute statistics.

C. It is created by default with the window size being equal to the AWR retention time.

D. It is created when the first snapshot is collected by the Automatic Workload Repository (AWR).

A. You cannot specify MEMORY_TARGET if you explicitly specify SGA_TARGET or PGA_AGGREGATE_TARGET values that are greater than zero in your parameter file.

B. Oracle can reallocate memory between the SGA and PGA automatically as needed.

C. To use Automatic Memory Management, you must explicitly set both the MEMORY_TARGET and MEMORY_MAX_TARGET parameters in your parameter file.

D. You can set the MEMORY_TARGET parameter to a maximum value of the current SGA size plus the current PGA size.

A. Compression can be enabled at the table, tablespace, or partition level for direct loads only.

B. Compression can be enabled only at the table level for both direct loads and conventional DML.

C. Compression can be enabled at the table, tablespace, or partition level for conventional DML only.

D. Compression can be enabled at the table, tablespace, or partition level for both direct loads and conventional DML.

erver.All databases of all versions use Automatic Storage Management (ASM).Which three statements are true about the ASM disk group compatibility attributes that are set for a disk group？（）

A. The ASM compatibility attribute controls the format of the disk group metadata.

B. RDBMS compatibility together with the database version determines whether a database Instance can mount the ASM disk group.

C. The RDBMS compatibility setting allows only databases set to the same version as the compatibility value, to mount the ASM disk group.

D. The ASM compatibility attribute determines some of the ASM features that may be used by the Oracle disk group.

E. The ADVM compatibility attribute determines the ACFS features that may be used by the Oracle 10g database.

ization parameter is set to 11.1.0. In the ASM instance, the COMPATIBLE.RDBMS attribute for the disk group is set to 10.2 and the COMPATIBLE.ASM attribute is set to 11.1.Which two statements are true in this scenario for the features enabled for ASM？ （）

A. The ASM-preferred mirror read feature is enabled.

B. The ASM supports variable sizes for extents of 1, 8, and 64 allocation units.

C. The ASM disk is dropped immediately from a disk group when it becomes unavailable.

D. The RDBMS always reads the primary copy of a mirrored extent of the ASM disk group.

isks. One of the disks in the disk group becomes unavailable because of power failure. You issued the following command to change the DISK_REPAIR_TIME attribute from 3.6 hours to 5 hours:ALTER DISKGROUP dg01 SET ATTRIBUTE ‘disk_repair_time‘ = ‘5h‘;To which disks in the disk group will the new value be applicable？（）

A. all disks in the disk group

B. all disks that are currently in OFFLINE mode

C. all disks that are not currently in OFFLINE mode

D. all disks in the disk group only if all of them are ONLINE