Each machine in the internet is assigned a unique network address,called ( ) ,that is used to identify the machine for communication purposes.
A.MAC address B.IP address C.host address D.domain name address正确答案B
Each machine in the internet is assigned a unique network address,called ( ) ,that is used to identify the machine for communication purposes.
A.MAC address B.IP address C.host address D.domain name address正确答案B