Which three functions are performed by the SQL Tuning Advisor？（） Building the SQL profile。 Recommending optimization of materialized views。 Checking query objects for missing and stale statistics。 Recommending bitmap， function-based， and B-tree indexes。 Recommending restructuring SQL queries that are using bad pla。
When monitoring a system using /usr/bin/vmstat with an interval， the metrics under page pi and page po represent which of the following phrases？（） The pages to and from paging space per second。 The page intervals and page operations per second。 The page interrupts and page operations per second。 The page segments transferred between pi and po devices per second。
“时日曷丧，予及汝皆亡。”是以下哪个朝代的百姓诅咒统治者的话（）。 夏朝。 商朝。 西周。 秦朝。
A system administrator has been asked to install an APAR but wants to be able to easily remove it. Which install option should be used？（） apply。 cleanup。 commit。 reject。
A system administrator has determined that a recently applied APAR needs to be removed. Which of the following installp options will remove the APAR？（） cleanup。 commit。 deinstall。 reject。
Which WebSphere Commerce features require scheduled jobs in order to function correctly？（）
