去除红细胞凝集素的最简单有效的方法就是高压蒸汽加热，30min可以达到去除目的，。干热钝化处理也可去除红细胞凝集素。
An administrator needs to determine what the default run level of a system is. Which command would be used（） Isitab init。 telinit -d。 cat/etc/.init.state。 init。
An AIX system， which is running a database， is having performance issues with I/O writing. The DBA has provided numbers for the HIGH and LOW watermarks for pending file writes， which will optimize the system for best performance. To set these numbers， which of the following commands would be used？（） perfmon -h 30 -l 25。 chdev。 no -o。 smit chgsy。
A user with the userid of ’joe’ is unable to rsh from SYSTEMA to SYSTEMB without having to retype their password， but they can rsh from SYSTEMB to SYSTEMA. No other users are experiencing the same issue.Both systems have a /home/joe/.rhosts file that contain the proper references to the other host. The /home/joe/.rhosts files on both SYSTEMA and SYSTEMB are owned by userid ’joe’. Which of the following is the most likely cause of this problem？（） User ’joe’ is specified in the /etc/nologin on SYSTEMA。 User ’joe’ is specified in the /etc/nologin on SYSTEMB。 The file permissions on the /home/joe/.rhosts file on SYSTEMA is correct.。 The file permissions on the /home/joe/.rhosts file on SYSTEMB is incorrect.。
下列不是保险市场需求要素的是（）。 投保人健康。 有保险需求的人。 购买能力。 购买意愿。
下列关于美国心理学家梅杰（Mager，1975）的行为目标的陈述中行为的标准描述哪一项是错误的。（）
