不属于ＲＦＩＤ产品的衡量参数为（）

【名词&注释】

可扩展性(scalability)、解决方案(solution)、科学性(scientific)、完整性(integrity)、方向性、分析师(analyst)、可应用性(applicability)、分析阶段(analysis phase)、参考答案

[单选题]不属于ＲＦＩＤ产品的衡量参数为（）

A. 工作频率
B. 读取距离
C. 方向性
D. 电压

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学习资料：

[单选题]Many of the activities performed during the preliminary investigation are still being conducted in（1）,but in much greater depth than before. During this phase, the analyst must become fully aware of the（2）and must develop enough knowledge about the（3）and the existing systems to enable an effective solution to be proposed and implemented. Besides the（4）for process and data of current system, the deliverable from this phase also includes the（5）for the proposed system.

A. hardware and software specification
B. system performance specification
C. formal requirements definition
D. general problem statement

[单选题]利用客户偏好模型对客户进行合理性、（）等角度去描述群体和调整模型，直至得到理想的模型。

A. 可扩展性
B. 可应用性^{(applicability)}
C. 科学性
D. 完整性

[单选题]同样可以用于有线网络的安全协议是（）

A. A、WAPI
B. B、802.11i
C. C、802.1x
D. D、WPA2

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