Which three are benefits of IS - IS over OSPF?（） [" supports route tags"," supports more routers in an area"," does not require Hello packets to establish neighbor relationships"," produces fewer link state advertisements for a given network"," supports network layer protocols other than IP"," requires fewer neighbor relationships in a broadcast multiaccess network"]
平面构成中的体的构成是由点、线、面组合所产生的空间感。
李某，18岁，患急性扁桃体炎，医嘱青霉素皮试配置青霉素皮试液时，其皮内注射剂量是（） ["10U","50U","100U","500U","2500U"]
有学者评述某项制度的实施：由姬姜二姓的亲戚各自率领武力长驻于若干要地，以这些“点”拉成几条“线”，来控制广袤的“面”，从而建立起“一个网络结构的模式”。该制度应是（）。 ["分封制","宗法制","郡县制","行省制"]
基本形特异是指在一定数量的重复或近似的基本形中，在规范的骨格单元内，出现少量基本形的变化构成，该特异构成形式容易形成视觉中心，突出重点表达对象。
掌握FTP站点的三种日志文件格式
