The SQL Tuning Advisor has been configured with default configurations in your database instance. Which recommendation is automatically implemented without the DBA’s intervention after the SQL Tuning Advisor is run as part of the AUTOTASK framework？（）
A. statistics recommendations
B. SQL profile recommendations
C. index-related recommendations
D. restructuring of SQL recommendatio
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To anneal a copper gasket, you should heat the gasket（）
A. and quench it in oil
B. cherry red and quench in water
C. and let it cool slowly in the air
D. and carbonize
违反规定办理国际结算、结售汇业务、提供对外担保或开立备用信用证，造成不良后果的，给予有关责任人员（）处分。
A. 警告，记过
B. 记大过，降级
C. 撤职，留用察看
D. 警告至撤职
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