Which alerts will be seen on the console when running the command： logging console warnings.（） ["warnings only","warnings， notifications， error， debugging， informational","warnings， errors， critical， alerts， emergencies","notifications， warnings， errors","warnings， errors， critical， alert"]
直接影响
Which three statements about EIGRP are true?（） [" EIGRP converges fast RIP because of DUAL and backup routes that are stored in the topology table."," EIGRP uses a hello protocol to establish neighbor relationships"," EIGRP uses split horizon and reverse poisoning to avoid routing loops."," EIGRP uses periodic updates to exchange routing information"," EIGRP allows routers of different manufacturers to interoperate"," EIGRP supports VLSM and authentication for routing updates."," EIGRP use a broadcast address to send routing information."]
下列哪一个是商业银行（）。 ["中国进出口银行","中国银行","邮政储蓄机构","国家开发银行"]
亲和层析中非专一性吸附有（）、（）、（）。
活动目录的对象有（）、（）、（）等。
