下列关于先行组织者叙述错误的是（） ["先行组织者，是指与学习内容有关的但以学生易懂的通俗语言呈现的引导性材料","由美国著名的教育心理学家加涅提出","采用先行组织者的技术进行讲授，可以产生有意义的接受学习","比较性组织者是对新旧知识的异同点进行比较，可以是生动形象的文字比喻，也可以是实物演示、物理模型、图片、图表等"]
Which of the following procedures best explains how to enable the NIS name resolution to take precedence over DNS on a system-wide basis?（） [" Add the following line to \/etc\/netsvc.conf: hosts = nis,bind,local "," edit \/etc\/netsvc.conf to add the following: process \/full\/path\/of\/process \\{ hosts = local,nis,dns} "," In an NIS and DNS environment, NIS takes precedence over DNS in this environment resulting in no change "," Change the NSORDER environment variable&e"]
层次分析是分析多因素对竞争力影响的常用工具时，以下对层次分析的描述不正确的是（）。 ["层次分析特点是可以细致周全的比对各因素的影响","层次分析是通过因素对比和权重，评价不同对象的竞争力差异","层次分析能为决策都提出最优的新方案","层次分析相对繁琐，定性数据较多"]
在普通型人寿保险中，储蓄性极强的险种是（） ["终身寿险","定期寿险","生存保险","两全保险"]
How would the system administrator find information regarding smit menu definitions？（） ["Use ODM commands","Use LVM commands","In the \/etc\/environment file","In the \/usr\/lib\/smit\/menu.cfg file"]
请简述变桨系统的功能.
