单选

在以下关于CSMM/CD与Token Bus、Token Ring比较中,(23)是错误的。

  • A.CSMA/CD是一种随机竞争总线的方法,它适用于办公自动化与对数据传输实时性要求严格的应用环境
  • B.CSMA/CD介质访问控制方法算法简单,易于实现。Token Bus与Token Ring需要复杂的环维护功能,实现较困难
  • C.Token Bus或Token Ring是一种确定型的方法,它适用于对数据传输实时性要求较高的应用环境,如生产过程控制领域
  • D.CSMA/CD在网络通信负荷大时,网络吞吐率下降、传输延迟增加
参考答案
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