A customer has a pSeries that needs to be upgraded from AIX Version 5.1 to AIX Version 5.2. The customer wants to retain /etc/passwd. Which of the following installation types should be used？（） Preservation Install。 Retention Install。 Overwrite Install。 Migration Install。
If publishing failed and an administrator wants additional details to help troubleshoot the problem， which Tracing Component should be enabled？（） TOOLSFRAMEWORK。 TRANSPORT_ADAPTER。 RAS。 DEVTOOLS。 SCHEDULER。
生态学
研究与教学统一”原则的提出者是（） 英国教育家斯宾塞。 美国教育家杜威。 德国教育家威廉·洪堡。 苏联教育家赞可夫。
Companycom purchased a new p5 570 without a HMC. The customer does not know how to power the full frame/system off since there does not appear to be an on/off button. What can be done to accomplish this task?（） Telnet into the machine and do a shutdown -Fr。 Log into ASMI as Administrator and use ASMI menus。 Log into the service processor using WebSM and use ASMI menus。 Use the off button which is located to the left below the LED。
建设工程计价依据第一次以国家强制性标准的形式出现，是指哪个规范的推出？（）
