【导读】
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1. [单选题]混合型协议既具有“距离矢量路由协议”的特性，又具有“链路状态路由协议”的特性，下列协议中属于混合型协议的是：()
A. RIP
B. OSPF
C. EIGRP
D. IGRP
2. [单选题]After logging into a router and typing in a few show commands, you press the up arrow key. What will this do?
A. It will recall the previous command line
B. It will move the cursor one line up
C. It will redisplay the current command line
D. It will capitalize the command line
E. None of the above
3. [单选题]RIP协议负载均衡的路径数量为（）
A. 无限制
B. 最多4条
C. 最多5条
D. 最多6条
4. [单选题]The IP network 210.106.14.0 is subnetted using a /24 mask. How many usable networks and host addresses can be obtained from this?
A. 1 network with 254 hosts
B. 4 networks with 128 hosts
C. 2 networks with 24 hosts
D. 6 networks with 64 hosts
E. 8 networks with 36 hosts
5. [单选题]扩展IP访问权限表的表号范围是：()
A. 1—100
B. 1-99
C. 100-199
D. 800-899
