2. To differentiate a product in the market, a company needs to _______.

A .  A subplan has the PLAN_SUB parameter value set to SUB B .  A top-level plan has the GROUP_OR_PLAN parameter set to the name of the subplan in the resource-plan definition C .  There is no difference in the resource-plan definition D .  A subplan always has the CPU_MTH parameter value set to RATIO E .  The string TOP_LEVEL is appended to the name of top-level resource pla

A . Cross B . Parallel C . Counter D . Circular

A . PowerVM offers partition mobility. B . PowerVM can virtualize network and SAN resources. C . PowerVM supports multiple operating systems running concurrently. D . PowerVM allows an LPAR to use activated cores and memory without limitation.

A . the CONVERT command of RMAN B . Data Pump Export and Import into the same database C . conventional export and import into the same database D . the BACKUP DATABASE and RESTORE DATABASE commands of RMAN E . the BACKUP AS COPY DATABASE and SWITCH DATABASE TO COPY command of RMAN

A . Features such as UplinkFast and BackboneFast are compatible with RSTP. B . An RSTP that is based on Cisco products generally performs better than the Cisco proprietary 802.1D enhancements. C . Cisco proprietary enhancements are not transparent. D . Information about port roles is sent to all switches. E . RSTPs that are based on Cisco products require no additional configuration.

A .  Data Pump Export and Import B .  conventional export and import C .  the CONVERT command of RMAN D .  the BACKUP AS COPY. command of RMAN

A .  Recover From HACMP Script Failure. B .  Release Locks Set By Dynamic Reconfiguration. C .  Rerun HACMP cluster verification and synchronization. D .  Restore HACMP configuration Database From Active Configuration.

A . The backup performed on Sundays contains all the blocks that have ever been used in the database. B . The backup performed on Sundays contains all the blocks that have changed since the last level 1backup.  C . The backup performed on each working day contains all the blocks that have changed since the lastlevel 0 backup. D . The backup performed on Monday contains all the blocks that have changed since the level 0 backup，and every other working day contains all the blocks that have changed since the level 1 backup.

A . The backup performed on Sundays contains all the blocks that have ever been used in the database. B . The backup performed on Sundays contains all the blocks that have changed since the last level 1 backup. C . The backup performed on each working day contains all the blocks that have changed since the last level 0 backup. D . The backup performed on Monday contains all the blocks that have changed since the level 0 backup， and every other working day contains all the blocks that have changed since the level 1 backu

A . 10 meters B . 20 meters C . 50 meters D . 100 meter

A .  The SQL trace facility will generate the performance statistics for all the SQL statements for an instance and write them in the USER_DUMP_DEST directory. B .  The SQL trace facility will generate the performance statistics for all the SQL statements for a session and write them in the USER_DUMP_DEST directory. C .  The SQL trace facility will generate the performance statistics for all the SQL statements for an instance and write them in the BACKGROUND_DUMP_DEST directory. D .  The SQL trace facility will generate the performance statistics for all the SQL statements for a session and write them in the BACKGROUND_DUMP_DEST directory.

A . determine the need for filter cleaning B . measure any change in oil viscosity C . prevent damage to the filter D . determine the need for batch filtratio

A . It records the usernames and passwords of users when granted the DBA role. B . It contains the usernames and passwords of users for whom auditing is enabled. C . Is used by Oracle to authenticate users for remote database administration. D . It records the usernames and passwords of all users when they are added to the OSDBA or OSOPER operating system groups. E . It supports the SYSBACKUP, SYSDG, and SYSKM system privileges.

A . Disk space B . Memory C . Extra Power supplies D . CPU speed

A．By using definitions formulated by earlier American sociologists. B．By focusing on the types of interactions displayed by group members. C．By assigning values to groups based on their role in personal development. D．By comparing the types of roles they play in society.

下列哪类氨基酸可使α-螺旋中断？() A．Ala B．Gly C．Pro D．Lys

A．adipocytes B．neurons C．heart muscle cells D．macrophages 此题为多项选择题。

A:正确; B:错误

A．defined B．focus C．value-added D．competitive advantage E．customer-focused