CSMA/CD网络中，所有主机都可独占网络带宽。

判断题CSMA/CD网络中，所有主机都可独占网络带宽。

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你可能感兴趣的试题

1.多项选择题Which of the following are true regarding bridges and switches?（）

A.Bridges are faster than switches because they have fewer ports.
B.A switch is a multiport bridge.
C.Bridges and switches learn MAC addresses by examining the source MAC address of each frame received.
D.A bridge will forward a broadcast but a switch will not.
E.Bridges and switches increase the size of a collision domain.

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2.单项选择题What is the maximum data rate specified for IEEE 802.11b WLANs（）。

A.10Mbps
B.11Mbps
C.54Mbps
D.100Mbps

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3.判断题IEEE802.3不是VLAN的标准。

参考答案：对

4.单项选择题为了确定网络层所经过的路由器数目，应使用什么命令？（）

A.ping
B.arp-a
C.stack-test
D.tracert
E.telnet

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5.单项选择题术语ARP代表什么？（）

A.地址解析协议
B.反向地址解析协议

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6.多项选择题Which router IOS commands can be used to troubleshoot LAN connectivity problems? （）

A.ping
B.tracert
C.ipconfig
D.show ip route
E.winipcfg
F.show interfaces

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7.单项选择题When a new trunk is configured on a 2950 switch, which VLANs by default are allowed over the trunk link（）。

A.no VLANs
B.all VLANs
C.only VLANs 1 - 64
D.only the VLANs that are specified when creating the trunk

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8.单项选择题命令standbystate-upinterval-time运用于（）。

A.主接口是物理接口
B.备份接口是物理接口
C.主接口是逻辑通道
D.备份接口是逻辑通道

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9.多项选择题以下哪些路由项由网管手动配置（）？

A.静态路由
B.直连路由
C.缺省路由
D.动态路由

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10.多项选择题Which of the following are benefits of VLANs? （）

A.They increase the size of collision domains.
B.They allow logical grouping of users by function.
C.They can enhance network security.
D.They increase the size of broadcast domains while decreasing the number of collision domains.
E.They increase the number of broadcast domains while decreasing the size of the broadcast domains.
F.They simplify switch administration.

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