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问题:

[多选] For which two SQL statements can you use the Flashback Table feature to revert a table to its previous state?()

A . UPDATE TABLE
B . CREATE CLUSTER
C . TRUNCATE TABLE
D . ALTER TABLE MOVE
E . INSERT INTO···VALUES
F . ALTER TABLE···DROP COLUMN
G . ALTER TABLE···DROP PARTITION

You work as a database administrator for Supportcenter.cn. You want to configure database backups to be run automatically. Which tool or utility would you use to achieve this?() The DBMS_JOB package。 The BACKUP_JOB package。 The DBMS_BACKUP_RESTORE package。 The calendar tool in the Operating System (OS)。 The backup scheduler in Enterprise Manager (EM)。 The DBMS_BACKUP_SCHEDULER packager inline mode。 Which of the following is a correct statement about rPerf?() It can only be used on systems running without partitions.。 It is relevant for IBM systems running the AIX operating system.。 It is the main benchmark for sizing systems that will run HPC applications.。 It has a direct relationship with other benchmarks like TPC-C and SpecjAppServer2004.。 A customer asked a consultant to create the infrastructure for an application.  The application is designed to charge customers for conferencing services based on usage.  To determine if a Storage Area Network (SAN) is the best storage solution, which of the following questions is most appropriate?() Will the application require a database?。 Which operating system does the application require?。 Will the data need to be backed up in real time?。 Does the application share data among the servers?。 Which additional application must be installed in order to use WebSMIT?() Mozilla for AIX。 An Apache compliant Web server。 Web Based System Manager (WebSM)。 Websphere Application Server Community Editio。 参加基本养老保险的个人,因病或者非因工死亡的,其遗属可以领取丧葬补助金和抚恤金。 For which two SQL statements can you use the Flashback Table feature to revert a table to its previous state?()
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