日韩欧美亚洲 _ 欧美亚洲一区 _ 日本亚洲欧美 _ 亚洲精品欧美 国产白袜脚足J棉袜在线观看_亚洲熟妇av一区二区三区_久久天天躁狠狠躁夜_精品众筹模特私拍在线
網站首頁
考試題庫
在線模考
智能家居
網課試題
問&答
熱門試題
登錄 |
注冊
網站首頁
考試題庫
熱門試題
智能家居
網課試題
軟件認證工程師考試
題庫首頁
每日一練
章節(jié)練習
CCNA系列認證CCNA(640-553)單項選擇題每日一練(2020.06.04)
來源:考試資料網
1
The 201.145.32.0 network is subnetted using a /26 mask. How many networks and IP hosts per network exists using this subnet mask?()
點擊查看答案
2
在ISDN網絡中,U接口定義在()之間。
點擊查看答案
3
When two hosts are trying to communicate across a network, how does the host originating the communication determine the hardware address of the host that it wants to "talk" to?()
點擊查看答案
4
How many usable sub network and usable hosts per subnet result in the network address 201.105.13.0 is sub netted with a mask of /26? ()
點擊查看答案
5
Which command can be used to determine the type of cable attached to the Serial 0/0 interface on a router?()
點擊查看答案