• [单选题]命令“ping127.0.0.1”的功能是()
  • 正确答案 :C
  • 测试TCP/IP协议是否正常


  • [多选题]Which three statements are true about the operation of a full-duplex Ethernet network, which is being used in the Ezonexam LAN? (Choose three)
  • 正确答案 :BCE
  • The host network card and the switch port must be capable of operating in full-duplex mode.

    There are no collisions in full-duplex mode.

    A dedicated switch port is required for each full-duplex node.

  • 解析:解析:Explanation:

  • 查看原题 查看所有试题

    推荐科目: 计算机二级 计算机四级 微软认证 思科认证 Linux认证 华为认证 软考初级 通信工程师 计算机操作员初级 计算机操作员中级
    @2019-2025 布丁学网 www.51ksbd.net 蜀ICP备20012290号-1 川公网安备 51012202001362号