（ ）不属于典型的网络链路传输控制技术。
- A.ATM
- B.DAS
- C.ISDN
- D.FDDI
正确答案及解析
正确答案
解析
网络链路控制技术是指如何分配网络传输线路、网络交换设备资源，以便避免网络通信链路资源冲突，同时为所有网络终端和服务器进行数据传输。典型的网络链路传输控制技术有：总线争用技术、令牌技术、FDDI技术、ATM技术、帧中继技术和ISDN技术。B项，DAS属于存储技术。
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