单项选择题
Which account is used to access a Junos device in a factory-default configuration?（）
A. root B. admin C. juniper D. user
单项选择题 What must be configured prior to the first commit after factory defaults are loaded?（）
单项选择题 What represents the binary equivalence of 207?（）
多项选择题 Whitch three user authentication methos are supported by the Junos OS?（）
