You lost a data file that belongs to an index tablespace in your database， which operates in ARCHIVELOG mode. Loss of the data file resulted in increased response time on your queries. Which two options would you use to solve this problem？ （） Restore the lost data file from the backup， and then flash back the database.。 Restore the data file pertaining to index tablespace， and then recover the tablespace.。 Restore all the data files， and then perform an incomplete recovery to get the tablespace back.。 Restore all the data files， and then perform an incomplete recovery using the backup control file.。 Drop and re-create the index tablespace， and then re-create all of the indexes in that tablespace.。
利用悬浮杂质、原油和污水的比重差静止或流动状态下实现油、水、渣的自然分离，属于（）含油污水处理法 沉降法。 混凝法。 气浮法。
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You write a procedure that will be called from two level triggers and a database trigger. Where should you store this code? （） On the Oracle server. 。 Locally in each form module. 。 In an attached PL/SQL library 。 On your file network server.。
下列哪项工作不属于业务关系管理的范畴（） 处理顾客投诉。 处理公共管理及应对危机。 调查和分析顾客满意度。 与顾客评审服务。
Which two initialization parameters would you set to enable Automatic Shared Memory Management？（）
