常用的口服降糖药有哪几类，简述各类药物的作用机制。
Which of the following is a situation where dual (redundant) HMCs are recommended?（） When managing more than four VIO servers.。 When installed with Power 570 and larger hardware.。 When hosting both Linux and AIX on the same physical hardware.。 When unexpected outage on a single HMC would prove an untenable risk for the hosted LPARs.。
Users are complaining of slow performance. The iostat command indicates hdiskkxx is extremely busy. There is no activity on any other hdisks in the same volume group. Which of the following is the best action to take?（） Change intra policy to outer。 Change intra policy to center。 Change inter policy to maximum。 Increase the physical partition size。
下列问卷设计流程中，正确的是（）。 确定问卷类型与调查方式→确定问卷中各问题的内容→决定各个问题的形式→决定每个问题的措辞→安排问题的顺序。 确定问卷类型与调查方式→确定问卷中各问题的内容→安排问题的顺序→决定每个问题的措辞→决定各个问题的形式。 确定问卷类型与调查方式→确定问卷中各问题的内容→决定每个问题的措辞→决定各个问题的形式→安排问题的顺序。 确定问卷类型与调查方式→确定问卷中各问题的内容→决定各个问题的形式→安排问题的顺序→决定每个问题的措辞。
Which of the following information will be gathered by the SQL Test Case Builder for the problems pertaining to SQL-related problems?（） ADR diagnostic files。 all the optimizer statistics。 initialization parameter settings。 PL/SQL functions, procedures, and packages。 the table and index definitions and actual data。
What is a key advantage of the POWER5 technology over all other competitive offerings？（）
