You are maintaining your database in Oracle10g. You find that the INDEXES index tablespace should be recovered. How will you recover the index tablespace？（） by using the Flashback Database feature。 by using RMAN incomplete recovery。 by performing a user-managed incomplete recovery。 by dropping and re-creating the index tablespace。
机器设备贬值的因素比较复杂，但一般应包括（）。 实体性贬值。 功能性贬值。 经济性贬值。 货币性贬值。 技术性贬值。
You want to check the details of few errors that users have reported. You search for the alert log fileand execute few commands to find the location of the alert log file. View the Exhibit and check the commands executed. What is the location of the alert_orcl.log file（） ORACLE_HOME/dbs。 ORACLE_HOME/rdbms。 /u01/app/oracle/admin/orcl/adump。 /u01/app/oracle/flash_recovery_area。 ORACLE_BASE/diag/rdbms/orcl/orcl/alert。 ORACLE_BASE/diag/rdbms/orcl/orcl/trace。
下列不属于按照仓库的建筑结构分类的仓库是（） 单层仓库。 多层仓库。 特种仓库。 简易仓库。
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？（） The database instance starts，and Oracle sets the default value of SGA_TARGET to the same value as SGA_MAX_SIZE。 The database instance starts，and Oracle automatically tunes memory and allocates 60 percent to the SGA and 40 percent to the PGA。 The database instance starts，but Automatic Memory Management is disabled。 The database instance will not start because you did not specify the PGA_AGGREGATE_TARGET or SGA_TARGET parameter。
扩展标注语言的英文缩写是（）
