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【多选题】
焊接对焊钳的要求是( )。A.
必须有良好的绝缘性
B.
不易发热
C.
导电性能要好
D.
与焊接电缆连接应简便可靠，接触良好
E.
更换焊条方便
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举一反三
【单选题】Users are performing a large volume of inserts and deletes on the application tables in the APPS tablespace. You observe that there are several warning alerts being generated for the APPS tablespace s...
A.
Disable SQL tracing for the APPS tablespace.
B.
Disable logging attributes for the APPS tablespace.
C.
Modify the tablespace to be a dictionary-managed tablespace.
D.
Increase the critical threshold value for the tablespace space usage metrics for the APPS tablespace.
E.
Increase the warning threshold value for the tablespace space usage metric for the APPS tablespace.
【简答题】如果在开机后提示 “CMOS Battery State Low” ,有时可以启动,使用一 段 时间后死机,这种现象大多数时( ) 引起的。
【简答题】如果在开机后提示“CMOS Battery State Low”，有时可以启动，使用一段时间后死机，这种现象大多数是 不足引起的。
【单选题】以下哪个参数可以调整1C事件触发的难易度（）
A.
Reporting Range Constant
B.
Weight
C.
Hysteresis
D.
Threshold used frequency
【单选题】Users are performing a large volume of inserts and deletes on the application tables in the APPS tablespace. You observe that there are several warning alerts being generated for the APPS tablespace s...
A.
disable SQL tracing for theAPPS tablespace
B.
disable logging attribute for the APPS tablespace
C.
modify the tablespace to be a dictionarymanaged tablespace
D.
increase the critical threshold value for the tablespace space usage metrics for the APPS tablespace
E.
increase the warning threshold value for the tablespace space usage metrics for the APPS tablespace
【单选题】A student hypothesized that sounds of any intensity at a frequency of 105 Hz would be painful for humans to hear. Do the data in the figure support this hypothesis?
A.
Yes, because the threshold of pain is relatively constant with changes in frequency.
B.
Yes, because as frequency increases above 105 Hz, the threshold of pain increases.
C.
No, because humans cannot hear sounds at 105 Hz.
D.
No, because the threshold of pain is relatively constant with changes in frequency.
【单选题】以下哪个参数可以调整2A事件触发的难易度（）
A.
Absolute Threshold of the Quality ofthe Currently Used Frequency
B.
Absolute Threshold of the Quality ofthe Non-used Frequency
C.
Hysteresis
D.
Weight of the Currently Used Frequency
【简答题】如果在开机后提示“CMOS Battery State Low”，有时可以启动，使用一段时间后死机，这种现象大多数是引起的。
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