单项选择题
Which simplified IPv6 address is the same as the IP address 2001:0000:1000:0000:0000:cbff:0020:0001/64?（）
A. 2001::1::cbff:2:0001/64 B. 2001::1000::cbff:20:1/64 C. 2001:0:1000::cbff:20:1/64 D. 2001:0:1:0:0:cbff:2:1/64
单项选择题 What is a valid IPv6 address?（）
单项选择题 What is the decimal equivalent of 00000100?（）
单项选择题 Which command prompt indicates that you are in operational mode?（）
