2022计算机类考试思科认证优质每日一练(09月27日)

1. [单选题]哪个ACL可允许主机10.220.158.10访问web服务器192.168.3.244()

A. access-list 101 permit tcp host 10.220.158.10 eq 80 host 192.168.3.224
B. access-list 101 permit tcp 10.220.158.10 0.0.0.0 host 192.168.3.224 0.0.0.0 eq 80
C. access-list 101 permit host 10.220.158.10 0.0.0.0 host 192.168.3.224 0.0.0.0 eq 80
D. access-list 101 permit tcp 10.220.158.10 0.0.0.0 host 192.168.3.224 eq 80

2. [单选题]路由器下，由一般用户模式进入特权用户模式的命令是：（）

A. enable
B. config
C. interface
D. router

3. [单选题]FTP工作在OSI哪一层（）

A. 会话层
B. 表示层
C. 传输层
D. 应用层

4. [单选题]OSI七层模型中，数据链路层^{(data link layer)}的数据封装名称为（）

A. 比特
B. 帧
C. 包
D. 段

5. [单选题]You are an administrator of the Ezonexam switched network and your goal is to reduce some of the administrative overhead on your network. You plan on achieving this by configuring a new VLAN for each department in the Ezonexam network.However, you need to share the VLAN information across numerous switches. Which of the following would allow you accomplish this?

A. STP
B. GVRP
C. SNMP
D. VTP
E. DHCP
F. F. None of the above

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