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名词解释题
听阈（hearing threshold）
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考题
____________, they immediately left the house.A、Being heard the noiseB、Hearing the noiseC、They heard the noiseD、They were hearing the noise
考题
噪声引起的永久性阈移早期听力曲线常出现A.高频段听阈下移，语言频段听阈无明显改变B.高频段听阈和语言频段听阈皆下移C.高频段听阈和语言频段听阈皆上移D.高频段听阈无明显改变，语言频段听阈下移E.高频段听阈上移，语言频段听阈下移
考题
While setting up the threshold for tablespace space usage metrics for one of your tablespaces， you define the critical threshold as 60% and warning threshold as 75%. What would be the result of this setting？（）A、 It would result in an error because the warning threshold cannot be more than the critical threshold.B、 The warning threshold is ignored and alerts would be generated when space usage exceeds the critical threshold.C、 The critical threshold is ignored and alerts would be generated when space usage exceeds the warning threshold.D、 Both threshold values are used and alerts are generated when space usage exceeds the respective threshold values.
考题
噪声所致永久性听阈移位的早期听力曲线改变特点是（）A、语音频段和高频段听阈同时上移B、语音频段和高频段听阈同时下移C、语音频段听阈无明显改变，而高频段听阈下移D、语音频段听阈无明显改变，而高频段听阈上移E、语音频段听阈上移，而高频段基本正常
考题
When optimizing a standalone point-to-multipoint bridge installation with eight non-root bridges. Which of the following rts threshold and cwmin settings would be correct for the non-root bridges？（）A、rts threshold=4000，cwmin=3B、rts threshold=1，cwmin=4C、rts threshold=4000，cwmin=5D、rts threshold=1，cwmin=5
考题
The warning and critical threshold values have been set to 85% and 97%， respectively， for one of the tablespaces. The current tablespace space usage is 54%. You modify the warning threshold to be 50 % and critical threshold to be 53% in Database Control. Which statement is true？（）A、 The new setting would be applied but no alerts would be raised immediately.B、 The new setting would be applied and an alert would be raised immediately.C、 The new setting would be ignored because the tablespace space usage is more than the specified threshold value.D、 The new setting would cause an error because the tablespace space usage is more than the specified threshold value.
考题
While setting up the thresholds for tablespace space usage metrics for one of your tablespaces， you define the critical threshold as 60% and warning threshold as 75%. What would be the result of this setting？（）A、It would result in an error because the warning threshold cannot be more than the critical threshold.B、The warning threshold is ignored and alerts would be generated when space usage exceeds the critical threshold.C、The critical threshold is ignored and alerts would be generated when space usage exceeds the warning threshold.D、Both threshold values are used and alerts are generated when space usage exceeds the respective threshold values.
考题
穿越跑道入口高。（）A、Threshold Crossing Height.B、Threshold Crossing Altitude.C、Runway End Crossing Altitude.D、Runway End Crossing Height.
考题
单选题View the Exhibit that sets the threshold for the Current Open Cursors Count metric.Why is the Significance Level threshold type not available in the threshold setting?（）A
because AWR baseline is not enabledB
because Current Open Cursors Count is not a basic metricC
because the STATISTICS_LEVEL parameter is set to BASICD
because the AWR baseline is a system-defined moving window baseline
考题
单选题In the statement of “a General Medical Council disciplinary hearing”, the synonym to the word “hearing” is.A
official inquiryB
listening caseC
auditD
audience
考题
单选题While setting up the threshold for tablespace space usage metrics for one of your tablespaces， you define the critical threshold as 60% and warning threshold as 75%. What would be the result of this setting？（）A
It would result in an error because the warning threshold cannot be more than the critical threshold.B
The warning threshold is ignored and alerts would be generated when space usage exceeds the critical threshold.C
The critical threshold is ignored and alerts would be generated when space usage exceeds the warning threshold.D
Both threshold values are used and alerts are generated when space usage exceeds the respective threshold values.
考题
单选题View the Exhibit to examine the metrics with a threshold.Which statement is true regarding the Number of Transactions (per second) metric?（）A
Oracle uses statistical relevance to determine when an adaptive threshold has been breached for the metric.B
The statistics for the metric values observed over the baseline time period are not examined to determine threshold values.C
Oracle determines when an adaptive threshold has been breached based on the maximum value captured by the baseline.D
The total concurrent number of threshold violations, which must occur before an alert is raised for the metric, has been set to zero.
考题
单选题The warning and critical threshold values have been set to 85% and 97%， respectively， for one of the tablespaces. The current tablespace space usage is 54%. You modify the warning threshold to be 50% and critical threshold to be 53% in Database Control. Which statement is true？（）A
The new setting would be applied but no alerts would be raised immediately.B
The new setting would be applied and an alert would be raised immediately.C
The new setting would be ignored because the tablespace space usage is more than the specified threshold value.D
The new setting would cause an error because the tablespace space usage is more than the specified threshold value.
考题
单选题While setting up the thresholds for tablespace space usage metrics for one of your tablespaces， you define the critical threshold as 60% and warning threshold as 75%. What would be the result of this setting？（）A
It would result in an error because the warning threshold cannot be more than the critical threshold.B
The warning threshold is ignored and alerts would be generated when space usage exceeds the critical threshold.C
The critical threshold is ignored and alerts would be generated when space usage exceeds the warning threshold.D
Both threshold values are used and alerts are generated when space usage exceeds the respective threshold values.
考题
单选题When optimizing a standalone point-to-multipoint bridge installation with eight non-root bridges，which of the following RTS threshold and CWmin settings would be correct for the non-root bridges？（）A
RTS threshold = 4000， CWmin = 3B
RTS threshold = 1， CWmin = 4C
RTS threshold = 4000， CWmin = 5D
RTS threshold = 1， CWmin = 5
考题
单选题Where does the look-out man stand?（）.A
In positions in which the noises in the ship are least likely to interfere with the hearing of a fog signal and the man can see clearlyB
In positions in which the noises in the ship are much likely to interfere with the hearing of a fog signalC
In positions in which the hearing of a signal is reduced to a minimumD
In a position in which the man can see clearly
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