安全阀主要技术参数有压力参数、尺寸参数、排泄量。
A. 正确
B. 错误
煤气中毒较重，出现失去知觉，吐白沫时可采取（）措施。
A. 使之躺下，把腿垫高，使血液回流
B. 适当保暖，以防受凉
C. 松开衣领腰带，使之呼吸通畅
D. 使中毒者吸氧气
Which command will list all subsystem resources on a server？（）
A. lssrc a
B. lssrc g
C. lssrc l
D. lssrc -
Which three statements correctly describe the features of the I/O calibration process?（）
A. Only one I/O calibration process can run at a time.
B. It automates the resource allocation for the Automated Maintenance Tasks.
C. It improves the performance of the performance-critical sessions while running.
D. It can be used to estimate the maximum number of I/Os and maximum latency time for the system.
E. The latency time is computed only when the TIMED_STATISTICS initialization parameter is set to TRU
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