![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[判断题]
If a layer 2 switch has 8 ports, then 8 collision domains exist on the switch; if the
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.2
B.1
C.4
D.3
A.x=2,y=1
B.x=2,y=2
C.x=6,y=6
D.x=7,y=7
A.k=4
B.k=6
C.k=7
D.k=8
A. transmission layer
B.session layer
C.presentation layer
D.program layer
A.label of tunnel layer is 13
B.inner label of tunnel layer is 13
C.outer label of tunnel layer is 20
D.label of tunnel layer is 20
A.epicardium
B.myocardium
C.endocardium
D.pericardium