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提问人：网友nuptcy
发布时间：2022-01-06
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NGN（Next Generation Network，下一代网络），其网络模型为四层结构，具体为（）、网络控制层、核心传送层、业务管理层。
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更多“NGN（Next Generation Network，下一代网络），其网络模型为四层结构，具体为（）、网络控制层、核心传送层、业务管理层。”相关的问题
第2题
A Next Generation Network（NGN) is a （上题选择) network ,which is able to provide Telecomun
A Next Generation Network(NGN) is a (上题选择) network ,which is able to provide Telecomunication Services ti users and to make use of multiple broadband, QoS-enable transport technologies and in which service-related functions are () of the underlying transport-related technologies.
A.dependent
B.independent
C.related
D.depend
第3题
【Recently， telecommunication carriers has been building All-IP core networks in order to
effectively support various kinds of fixed and mobile broadband services，such as up-and down-loading You tube and SNS（Social Networking Services）with rich video file，as well as broadband mobile Internet services. Such All-IP network is called NGN（Next Generation Network），which guarantees secure authentication and QoS such as the bandwidth and the delay. From the service point of view，convergence of fixed and mobile communications，known as FMC（Fixed Mobile Convergence）is becoming a key increasing new services and expanding the market.】 Form the paragraph above，we can see that（）can be defined as a network that can effectively support various kinds of fixed and mobile broadband services，with guaranteed QoS in terms of（）and etc. And the key to develop new services and gain larger market share should be（）
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A．All-IP access network B．broad band network C．NGN D．social network A．data rate B．error rate C．availability D．band width， delay A．mobile communications B．Internet C．All-IP core network D．Fixed Mobile Convergence
第4题
Machines rely on us as a crucial partner in powering their software and training the next generation of AI algorithms.
第5题
Timber harvesting is the end of ______ of a forest in terms of timber production, and also the start
of ______.
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A. timber production, forest management
B. next generation, growing cycle
C. growing cycle, next generation
第7题
The next generation of retirees will be the following EXCEPTA. the most affluent.B. the be
The next generation of retirees will be the following EXCEPT
A. the most affluent.
B. the best educated.
C. the most optimistic.
D. the healthiest.
第8题
A．It is passed on to the next generation in genes.B．It is stored in computers.C．It is
A．It is passed on to the next generation in genes.
B．It is stored in computers.
C．It is passed on to the next generations through language.
D．The young people start their research before the old people die.
第9题
（）是总体架构基于公安信息网，采用部、省、市、县4级树形汇接，由专用程控交换、NGN（Next Genera-tion Network）软交换设备和传输网络组成的电话系统。
A.公安视频会议系统
B.公安专用电话系统
C.公安数字集群（简称PDT）通信系统
D.公安卫星通信系统
第10题
The next generation of retirees will be the following EXCEPTA．the most affluent.B．the best
The next generation of retirees will be the following EXCEPT
A．the most affluent.
B．the best educated.
C．the most optimistic.
D．the healthiest.
