Which command will purge the errorlog of all recorded occurrences of a given SRN？（） errclear 0。 errpt -r -j 。 errclear -j 。 errclear -k 。
对离心泵而言，对转子平衡影响最大的零件就是（）。 轴。 叶轮。 轴承。 平衡盘。
An IT services provider， has a new requirement for you to be able to field general calls concerning System x Servers as a backup function for a tech support person in your company. You have been told to pass on anything that requires more of a solutions-based answer and only answer questions regarding what option goes with what servers. What tool best accomplishes this task？（） IBM Configurations and Options Guide。 IBM Server Proven。 IBM System x Sales Configuration Aid。 IBM xREF Sheets。 IBM Standalone Solutions Configuration Tool。
Which DBMS_SCHEDULER procedure（s） can be used to alter an existing job？（） SET_ATTRIBUTE_NULL。 ALTER_JOB。 ALTER_JOB_PARAMETERS。 ALTER。 SET_ATTRIBUTE。
下属成熟度
The NLS_SORT parameter sets the default sort method for which of the following operations?（）
