GB0-190Chinese braindumps materials
GB0-190Chinese Braindumps Description
Exam Number/Code: GB0-190Chinese
Questions and Answers:446 Q&As
Updated: 2009-08-25
Exam Name: Construction Small-and Medium-Sized Enterprise Network
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Exam : H3C GB0-190Chinese
Title : Construction Small-and Medium-Sized Enterprise Network
1. 下列有关光纤的说法中哪些是错误的？
A. 多模光纤可传输不同波长不同入射角度的光
B. 多模光纤的纤芯较细
C. 采用多模光纤时，信号的最大传输距离比单模光纤长
D. 多模光纤的成本比单模光纤低
Answer: BC
2. 以下工作于OSI参考模型数据链路层的设备是______。 （选择一项或多项）
A. 广域网交换机
B. 路由器
C. 中继器
D. 集线器
Answer: A
3. FTP默认使用的控制协议端口是______。
A. 20
B. 21
C. 23
D. 22
Answer: B
4. 在如图所示的TCP连接的建立过程中，SYN中的Z部分应该填入________。
A. a
B. b
C. a+1
D. b+1
Answer: D
5. IP地址202.135.111.77对应的自然分类网段的广播地址为________________。
Answer: 202.135.111.255
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