To generate recommendations to improve the performance of a set of SQL queries in an application, you execute the following blocks of code: BEGIN dbms_advisor.create_task(dbms_advisor.sqlaccess_advisor,’TASK1’); END; / BEGIN dbms_advisor.set_task_parameter(’TASK1’,’ANALYSIS_SCOPE’,’ALL’); dbms_advisor.set_task_parameter(’TASK1’,’MODE’,’COMPREHENSIVE’); END; / BEGIN dbms_advisor.execute_task(’TASK1’); dbms_output.put_line(dbms_advisor.get_task_script(’TASK1’)); END; / The blocks of code execute successfully;however,you do not get the required outcome. What could be the reason?()
A template needs to be associated with the task.
B. A workload needs to be associated with the task.
C. The partial or complete workload scope needs to be associated with the task.
D. The type of structures (indexes, materialized views, or partitions) to be recommended need to be specified for the task.
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Which is the main difference between host-based and network-based intrusion prevention?()
A. Host-based IPS can work in promiscuous mode or inline mode.
B. Network-based IPS can provide protection to desktops and servers without the need of installing specialized software on the end hosts and servers.
C. Network-based IPS is better suited for inspection of SSL and TLS encrypted data flows.
D. Host-based IPS deployment requires less planning than network-based IP
日常教育制度包括:落实()、开展谈心交心活动、领导干部作形势政策报告等制度。
A. 读报
B. 每天半小时读报
C. 每天半小时看新闻
D. 收听收看广播电视新闻
管理失误主要表现在对导致事故的根本原因控制不足,也可以说是对危险源控制不足。
A. 正确
B. 错误
管理咨询不光是送给企业一条“鱼”(),更重要的是教会企业“钓鱼”()的方法。