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问题:

[多选] Which three statements are true about persistent configuration?() (Choose three.)

A . A user cannot set privileges on the persistent lightweight jobs
B . Persistent lightweight jobs generate a large amount of metadata
C . It is possible to create fully self-contained persistent lightweight jobs
D . The use of a template is mandatory to create persistent lightweight jobs
E . Persistent lightweight jobs are useful when users need to create a large number of jobs in a short time

Given: Which statement is true about the class of an object that can reference the variable base? () It can be any class.。 No class has access to base.。 The class must belong to the geometry package.。 The class must be a subclass of the class Hypotenuse.。 监理单位在实施监理过程中,发现存在生产安全事故隐患的,不应当要求施工单位整改。 当井的遥控紧急关断阀(ESD)打开一个时会产生什么样的结果:() 只关闭全部的井口安全阀(SSV)。 关闭部分井口的井口安全阀(SSV)和井底安全阀(SSV)。 只关闭部分井底安全阀。 Which three are the valid statements in relation to SQL plan baselines?()  The plans can be manually loaded to the SQL plan baseline.。  The plans in the SQL plan baseline are verified and accepted plans.。  The plans generated for every SQL statement are stored in the SQL plan baseline by default. 。  The plan baselines are stored temporarily in the memory as long as the database instance is running.。  For the SQL plan baselines to be accessible to the optimizer, the SYSAUX tablespace must be online.。 评标的招标投标监察工作内容包括() 对评标委员会的监察。 对招标前期工作的监察。 招标人或者其代理人是否核实投标文件递交人的合法身份。 招标人或者其代理人是否当场检查投标文件的密封情况。 Which three statements are true about persistent configuration?() (Choose three.)
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