计算机类考试2022思科认证每日一练(09月07日)

1. [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

2. [单选题]下列对RIP的配置中，合法的命令是（）

A. router rip 100 network 10.12.0.0
B. router rip 100 network 10.0.0.0
C. router rip network 10.12.0.0
D. router rip 100 network 10.0.0.0

3. [单选题]OSI七层模型中，网络层的数据封装名称为（）

A. 比特
B. 帧
C. 包
D. 段

4. [单选题]After working all night and successfully configuring a Cisco router for the Ezonexam network you save your changes on the startup config, reboot the router, and go out for a cigarette. When you return, none of your changes are active and the router boots to the initial configuration mode! Which of the choices below indicates the source of your problem?

A. Hardware failure in NVRAM prevents the router from loading the config
B. Startup-config in flash is corrupt and cannot be analyzed
C. Router configuration-register set to bypass startup configuration
D. Startup-config in NVRAM is corrupt and cannot be analyzed
E. None of the above

5. [多选题]Which of the following are types of flow control? (Choose three)

A. Buffering
B. Cut-through
C. Windowing
D. Congestion avoidance
E. Load balancing

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