试题详情
单项选择题What is the purpose of a network mask?()

A、It is used to identify the maximum hop count of a subnetwork

B、It is used to identify an IP address as either private or public

C、It is used to identify the network to which an IP address belongs

D、It is used to identify the total number of bits present in an IP address

  • C
  • 关注下方微信公众号,在线模考后查看

热门试题