area statistics tool按钮的作用是()
第1题:
A.圈选LOG,通过Graph界面显示圈选区域LOG的指标
B.必须圈选所有的log才能出指标
C.可对任意的LOG区域以方形圈选
D.没有任何作用
第2题:
办理调车进路,某并置调车信号机的按钮表示灯由闪光变为灭灯,说明该按钮()。
第3题:
A. The statistics are stored in the pending statistics table in the data dictionary.
B. The statistics are treated as the current statistics by the optimizer for all sessions.
C. The statistics are treated as the current statistics by the optimizer for the current sessions only.
D. The statistics are temporary and used by the optimizer for all sessions until this session terminates.
第4题:
All of the following types of statistics are reported by the iostat command tool EXCEPT:().
第5题:
比率分析应当选择的操作菜单是()
第6题:
PTT按钮的作用是启动电话。
第7题:
交叉分组下频数分析应选择的菜单是()
第8题:
A. It collects statistics into the pending area in the data dictionary
B. It creates a virtual hidden column in the CUSTOMERS_OBE table
C. It collects statistics with AUTO_SAMPLE_SIZE for ESTIMATE_PERCENT
D. It creates a histogram to hold skewed information about the data in the columns
第9题:
在Excel工作表行列标题交叉处按钮的作用是()
第10题:
按钮控件Button的Text属性的作用是()