青草精品视频在线,国产白丝捆绑调教av网站,欧美一级毛片免费观看,国产999精品久久久久,a国产精品,亚洲精品午夜久久久久久久久久久,av视屏在线播放

軟題庫 培訓課程
試卷年份2015年上半年
試題題型【單選題】
試題內(nèi)容

wireless LAN,also widely known as WLAN or WIFI,is probably the most well-known member of the IEEE802 protocol family for home users today.It is standardized by（）and shares many properties with wired Ethernet
A、IEEE 802.1
B、IEEE 802.3
C、IEEE 802.5
D、IEEE 802.11

查看答案

相關(guān)試題