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H3C Building H3C Wireless Network V8.0 Sample Questions:
1. 可以产生 2.4GHz 电磁波的设备有 ________.
A) 传统固定电话
B) 蓝牙
C) 微波炉
D) AP
2. 接收灵敏度与最大发射功率的概念是一致的,都是表达了相同的含义。
A) 错误
B) 正确
3. 以下关于室内 AP 安装规范说法正确的是 ______
A) 安装位置的井道、楼板、墙壁等不得渗水,灰尘小,且通风好,安装位置必须保证没有强电、强磁和腐蚀性设备,安装位置温度、湿度不能超过主机,放置要有良好的照明条件以便于设备维护检修
B) AP 安装时必须牢固固定,不允许悬空放置; AP 的安装位置必须有足够的空间以便于设备散热,调试和维护。
C) AP 安装位置必须符合工程设计要求,如有 AP 的安装位置需要变更,必须征得设计单位和建设单位的同意,并办理设计变更手续。
D) 当 AP 安装在弱电井内时,应做好防尘、防水和防盗等安全措施,并保持通风良好、工作环境清洁;当 AP 壁挂安装在大楼墙面上时,必须做好防盗措施;当 AP 安装在天花板上时,必须用固定架固定住,不允许悬空放置或直接扔在天花板上面,安装位置应靠近检修口。
4. Wi-Fi 联盟是一个成立于 1999 年的非牟利国际协会,旨在认证基于 IEEE802.11 规格的无线局域网产品的互操作性和推动无线新标准的制定,经过 Wi-Fi 认证的产品表明其具备基本的互通性(如无线连接、加密、漫游等)。
以下哪些是 Wi-Fi 联盟提出的协议标准 ?
A) 802.11e
B) 802.11i
C) CAPWAP
D) IACTP
5. 关于 802.11 的 MAC 层,以下说法正确的是 _____ 。
A) 管理帧负责 STA 和 AP 之间的能力级交互,认证,关联等管理工作,例如 Beacon 帧就是管理帧的一种
B) 802.11 的 MAC 报文分为数据帧、控制帧和管理帧。
C) 控制帧是协助发送数据帧的控制报文,例如 RTS 、 CTS 、 ACK 等。
D) 802.11 的 MAC 层负责客户端和 AP 之间的通讯,主要功能包括扫描、认证、关联等。
Solutions:
| Question # 1 Answer: B,C,D | Question # 2 Answer: A | Question # 3 Answer: A,B,C,D | Question # 4 Answer: A,B | Question # 5 Answer: A,B,C,D |







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