以下业务中，不属于电话智能网业务的是（）业务。

【名词&注释】

双绞线(twisted-pair)、光纤通信技术、分离器、远距离(remote)、电话机(telephone)、纯净度(purity)、用户端(user end)

[单选题]以下业务中，不属于电话智能网业务的是（）业务。

A. 108
B. 200
C. 700
D. 800

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学习资料：

[单选题]【In the forthcoming years,Beyond-3G(B3G) environments will undoubtedly be deployed in most parts around the globe, permitting a world class solution for network interconnection, A B3G context enables the efficient cooperation of existing wireless technologies, including cellular-based(e.g. 2G/3G), broadcast-oriented(e.g. DVB)-in specific DVB-H, and Internet-based(WLAN/WMAN)networks, all relying on enhanced IP as the unifying layer. Hence, in this particular and yet to be deployed environment, mobile, systems and platforms will permit to provide enhanced services to all applications across heterogeneous access networks. This will effectively enlarge the scope of service deployment, availability and accessibility to the users】 Based on the paragraph above, it is shown that (98) will be used as the higher layer protocol to unify cellular networks ,broadcast networks and (99) networks, which is enabled by the context of (100).

A. mobile systems and platforms
B. 3G
C. heterogeneous access networks
D. enhanced IP

[单选题]个人通信是现代无绳通信、蜂窝移动通信和（ ）的综合产物。

A. 智能网技术
B. Internet
C. 多媒体技术
D. 光纤通信技术

[单选题]在ADSL接入系统中，用于用户端^{(user end)}的信号分离器，将双绞线上（）以下的语音信号分离出来送给用户的电话机。

A. 64kHz
B. 32kHz
C. 8kHz
D. 4kHz

[多选题]监控系统能远距离遥测出机房环境的()。

A. 温度
B. 湿度
C. 空气纯净度^(purity)
D. 噪音

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