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<quiz>
<question type="category">
<category>
<text>$course$/Future Networks - SDN &amp; NFV/Future Networks - SDN &amp; NFV</text>
</category>
</question>
<question type="multichoice">
<name>
<text><![CDATA[Application of NGN allows operator to move from]]></text>
</name>
<questiontext format="html">
<text><![CDATA[Application of NGN allows operator to move from]]></text>
</questiontext>
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<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
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<single>true</single>
<shuffleanswers>true</shuffleanswers>
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<text></text>
</correctfeedback>
<partiallycorrectfeedback>
<text></text>
</partiallycorrectfeedback>
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<answer fraction="100">
<text><![CDATA[vertical silo architecture to horizontal architecture which is more independent from provided services.]]></text>
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</answer>
<answer fraction="0">
<text><![CDATA[horizontal architecture to vertical silo architecture which is more independent from provided services.]]></text>
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</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[vertical silo architecture to diagonal architecture which is more independent from provided services.]]></text>
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</answer>
<answer fraction="0">
<text><![CDATA[horizontal architecture to diagonal silo architecture which is more independent from provided services.]]></text>
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</answer>
</question>

<question type="multichoice">
<name>
<text><![CDATA[Within the NGN concepts the standardization institutions don't have to]]></text>
</name>
<questiontext format="html">
<text><![CDATA[Within the NGN concepts the standardization institutions don't have to]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
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<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
<text></text>
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<answer fraction="0">
<text><![CDATA[solve roaming and mobility problems.]]></text>
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</answer>
<answer fraction="0">
<text><![CDATA[solve existing networks migration towards NGN.]]></text>
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</answer>
<answer fraction="100">
<text><![CDATA[solve connection of other networks to ISDN networks]]></text>
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</answer>
<answer fraction="0">
<text><![CDATA[solve interworking of signaling systems.]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[Which layer of NGN conceptual model provides the infrastructure]]></text>
</name>
<questiontext format="html">
<text><![CDATA[Which layer of NGN conceptual model provides the infrastructure]]></text>
</questiontext>
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<generalfeedback>
<text></text>
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<defaultgrade>1</defaultgrade>
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<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
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<text></text>
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<answer fraction="100">
<text><![CDATA[the access layer]]></text>
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<answer fraction="0">
<text><![CDATA[the service layer]]></text>
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<answer fraction="0">
<text><![CDATA[the control layer]]></text>
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<answer fraction="0">
<text><![CDATA[the transport layer]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[What is always advantage of simulations?]]></text>
</name>
<questiontext format="html">
<text><![CDATA[What is always advantage of simulations?]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
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<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
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<text></text>
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<text><![CDATA[great flexibility and repeatability]]></text>
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<answer fraction="0">
<text><![CDATA[running in non real time]]></text>
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<answer fraction="0">
<text><![CDATA[separation from real network]]></text>
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<answer fraction="0">
<text><![CDATA[expensive preparation]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[The concept of SDN lies in]]></text>
</name>
<questiontext format="html">
<text><![CDATA[The concept of SDN lies in]]></text>
</questiontext>
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<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
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<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
<text></text>
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<answer fraction="0">
<text><![CDATA[separation of network management and network control.]]></text>
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<answer fraction="0">
<text><![CDATA[separation of network management and data forwarding plane.]]></text>
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<answer fraction="100">
<text><![CDATA[separation of network control and data forwarding plane.]]></text>
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<answer fraction="0">
<text><![CDATA[separation of physical network (plane) from data forwarding plane.]]></text>
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<question type="multichoice">
<name>
<text><![CDATA[In SDN]]></text>
</name>
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<text><![CDATA[In SDN]]></text>
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<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
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<answer fraction="0">
<text><![CDATA[every device gathers information about the network and makes routing decisions by itself.]]></text>
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<text><![CDATA[only network devices gather information about the network and make routing decisions by themselves.]]></text>
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<text><![CDATA[only selected switches gather information about the network and make routing decisions by themselves.]]></text>
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<answer fraction="100">
<text><![CDATA[centralized control is used.]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[In networks with distributed control plane]]></text>
</name>
<questiontext format="html">
<text><![CDATA[In networks with distributed control plane]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
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<text></text>
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<text><![CDATA[all network nodes make routing decisions locally.]]></text>
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<text><![CDATA[single point of failure is the serious problem.]]></text>
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<text><![CDATA[network nodes are less independent.]]></text>
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<text><![CDATA[network nodes can handle network traffic faster.]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[In networks with centralized control plane]]></text>
</name>
<questiontext format="html">
<text><![CDATA[In networks with centralized control plane]]></text>
</questiontext>
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<generalfeedback>
<text></text>
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<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
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<text><![CDATA[all network nodes make routing decisions locally.]]></text>
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<text><![CDATA[network nodes are expensive.]]></text>
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<answer fraction="0">
<text><![CDATA[network nodes are more independent.]]></text>
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<answer fraction="100">
<text><![CDATA[network nodes can handle network traffic faster.]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[The OpenFlow protocol defines communication interface between]]></text>
</name>
<questiontext format="html">
<text><![CDATA[The OpenFlow protocol defines communication interface between]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
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<answer fraction="100">
<text><![CDATA[control plane and forwarding plane devices.]]></text>
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<answer fraction="0">
<text><![CDATA[management plane and forwarding plane devices.]]></text>
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<answer fraction="0">
<text><![CDATA[control plane and physical plane devices.]]></text>
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</answer>
<answer fraction="0">
<text><![CDATA[management plane and physical plane devices.]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[Which statement about NETCONF is not correct?]]></text>
</name>
<questiontext format="html">
<text><![CDATA[Which statement about NETCONF is not correct?]]></text>
</questiontext>
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<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
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<answer fraction="0">
<text><![CDATA[NETCONF is a network management protocol.]]></text>
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<text><![CDATA[It is divided into four layers with a set of base protocol operations using RPC methods.]]></text>
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<text><![CDATA[It was developed as a successor to OpenFlow protocol.]]></text>
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<answer fraction="0">
<text><![CDATA[NETCONF capabilities can be used to create a form of a hybrid SDN.]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[Protocols supporting SDN are:]]></text>
</name>
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<text><![CDATA[Protocols supporting SDN are:]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
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<answer fraction="0">
<text><![CDATA[OpenFlow, ForCES, ISDN]]></text>
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<text><![CDATA[OpenFlow, ForCES, I2RS]]></text>
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<answer fraction="0">
<text><![CDATA[NETCONF, OpenFlow, SIP]]></text>
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</answer>
<answer fraction="0">
<text><![CDATA[SIP, ForCES, OpenFlow]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[What doesn't belong to benefits NFV offers?]]></text>
</name>
<questiontext format="html">
<text><![CDATA[What doesn't belong to benefits NFV offers?]]></text>
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<image></image>
<generalfeedback>
<text></text>
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<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
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<text><![CDATA[opportunities for testing and deployment of new innovative services with higher risk]]></text>
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<text><![CDATA[greater flexibility and scalability for developing services]]></text>
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<text><![CDATA[reducing CAPEX (capital expenditure)]]></text>
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<answer fraction="0">
<text><![CDATA[reducing OPEX (operational expenses)]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[What has enabled NFV?]]></text>
</name>
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<text><![CDATA[What has enabled NFV?]]></text>
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<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
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<text><![CDATA[large amount of capital]]></text>
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<text><![CDATA[availability of high performance industry standard servers]]></text>
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<text><![CDATA[availability of smart technologies]]></text>
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<text><![CDATA[digital television]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[NFV architecture contains]]></text>
</name>
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<text><![CDATA[NFV architecture contains]]></text>
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<generalfeedback>
<text></text>
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<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
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<text><![CDATA[network functions virtualization infrastructure (VNFI) which covers orchestration and lifecycle management of physical and software tools.]]></text>
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<text><![CDATA[virtualized network feature (VNF) which provides virtual resources needed to support the implementation of virtualized networking functions.]]></text>
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<text><![CDATA[NFV MANO (management and orchestration) which provides virtual resources needed to support the implementation of virtualized networking functions.]]></text>
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<text><![CDATA[VNF which represents software implementation of network functions.]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[Infrastructure NFV is divided into three domains:]]></text>
</name>
<questiontext format="html">
<text><![CDATA[Infrastructure NFV is divided into three domains:]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
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<text><![CDATA[compute, hypervisor and infrastructure networking domains]]></text>
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<answer fraction="0">
<text><![CDATA[compute, hypervisor and management domains]]></text>
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<answer fraction="0">
<text><![CDATA[management, hypervisor and infrastructure networking domains]]></text>
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</answer>
<answer fraction="0">
<text><![CDATA[compute, application and infrastructure networking domains]]></text>
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</answer>
</question>

<question type="multichoice">
<name>
<text><![CDATA[Within Infrastructure NFV the creation of a channel for communication between multiple VNF is realised by]]></text>
</name>
<questiontext format="html">
<text><![CDATA[Within Infrastructure NFV the creation of a channel for communication between multiple VNF is realised by]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
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<text><![CDATA[compute domain]]></text>
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<text><![CDATA[hypervisor domain]]></text>
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<text><![CDATA[infrastructure network domain]]></text>
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<answer fraction="0">
<text><![CDATA[management domain]]></text>
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</question>

<question type="multichoice">
<name>
<text><![CDATA[Virtualized Infrastructure Manager (VIM) is responsible for]]></text>
</name>
<questiontext format="html">
<text><![CDATA[Virtualized Infrastructure Manager (VIM) is responsible for]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
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<answer fraction="0">
<text><![CDATA[managing the lifecycle of instances of the VNF.]]></text>
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<text><![CDATA[control and management of the NFVI computing, memory and network resources within the infrastructure sub-domains.]]></text>
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<answer fraction="0">
<text><![CDATA[overall coordination and adaptation of configurations and incident reporting between NFVI and E/NMS.]]></text>
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</answer>
<answer fraction="0">
<text><![CDATA[lifecycle management of network services (e.g. scaling, performance measurement, event correlation).]]></text>
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</answer>
</question>

<question type="multichoice">
<name>
<text><![CDATA[NFV Orchestrator is responsible for]]></text>
</name>
<questiontext format="html">
<text><![CDATA[NFV Orchestrator is responsible for]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
<text></text>
</partiallycorrectfeedback>
<incorrectfeedback>
<text></text>
</incorrectfeedback>
<answernumbering>none</answernumbering>
<answer fraction="0">
<text><![CDATA[managing the lifecycle of instances of the VNF.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[control and management of the NFVI computing, memory and network resources within the infrastructure sub-domains.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[overall coordination and adaptation of configurations and incident reporting between NFVI and E/NMS.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="100">
<text><![CDATA[lifecycle management of network services (e.g. scaling, performance measurement, event correlation).]]></text>
<feedback>
<text></text>
</feedback>
</answer>
</question>

<question type="multichoice">
<name>
<text><![CDATA[What is not attractive for cloud service providers to provide as virtualised network function?]]></text>
</name>
<questiontext format="html">
<text><![CDATA[What is not attractive for cloud service providers to provide as virtualised network function?]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
<text></text>
</partiallycorrectfeedback>
<incorrectfeedback>
<text></text>
</incorrectfeedback>
<answernumbering>none</answernumbering>
<answer fraction="100">
<text><![CDATA[digital television over satellite]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[virtual routing]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[virtual private network]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[security services]]></text>
<feedback>
<text></text>
</feedback>
</answer>
</question>

<question type="multichoice">
<name>
<text><![CDATA[Current Internet is mainly based on]]></text>
</name>
<questiontext format="html">
<text><![CDATA[Current Internet is mainly based on]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
<text></text>
</partiallycorrectfeedback>
<incorrectfeedback>
<text></text>
</incorrectfeedback>
<answernumbering>none</answernumbering>
<answer fraction="0">
<text><![CDATA[SDN technology.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[NFV technology.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[ISDN.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="100">
<text><![CDATA[IP protocol.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
</question>

<question type="multichoice">
<name>
<text><![CDATA[For what services isn't the best effort model of Internet sufficient?]]></text>
</name>
<questiontext format="html">
<text><![CDATA[For what services isn't the best effort model of Internet sufficient?]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
<text></text>
</partiallycorrectfeedback>
<incorrectfeedback>
<text></text>
</incorrectfeedback>
<answernumbering>none</answernumbering>
<answer fraction="0">
<text><![CDATA[data transmissions]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="100">
<text><![CDATA[video streaming]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[e-mail]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[chat]]></text>
<feedback>
<text></text>
</feedback>
</answer>
</question>

<question type="multichoice">
<name>
<text><![CDATA[What statement is correct?]]></text>
</name>
<questiontext format="html">
<text><![CDATA[What statement is correct?]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
<text></text>
</partiallycorrectfeedback>
<incorrectfeedback>
<text></text>
</incorrectfeedback>
<answernumbering>none</answernumbering>
<answer fraction="0">
<text><![CDATA[Operating expenses (OPEX) refer to investments that must be made in advance and written off after a certain period of time.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[An example of OPEX would be the construction of the data center.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[Capital expenses are associated with recurrent monthly costs of actual equipment operation.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="100">
<text><![CDATA[Examples of OPEX are e.g. energy costs, salaries of administrative staff.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
</question>

<question type="multichoice">
<name>
<text><![CDATA[Future networks should be]]></text>
</name>
<questiontext format="html">
<text><![CDATA[Future networks should be]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
<text></text>
</partiallycorrectfeedback>
<incorrectfeedback>
<text></text>
</incorrectfeedback>
<answernumbering>none</answernumbering>
<answer fraction="0">
<text><![CDATA[unsecured]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[anonymous]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="100">
<text><![CDATA[fault-tolerant]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[fixed]]></text>
<feedback>
<text></text>
</feedback>
</answer>
</question>

<question type="multichoice">
<name>
<text><![CDATA[A clean slate Internet is]]></text>
</name>
<questiontext format="html">
<text><![CDATA[A clean slate Internet is]]></text>
</questiontext>
<image></image>
<generalfeedback>
<text></text>
</generalfeedback>
<defaultgrade>1</defaultgrade>
<penalty>0.1</penalty>
<hidden>0</hidden>
<shuffleanswers>1</shuffleanswers>
<single>true</single>
<shuffleanswers>true</shuffleanswers>
<correctfeedback>
<text></text>
</correctfeedback>
<partiallycorrectfeedback>
<text></text>
</partiallycorrectfeedback>
<incorrectfeedback>
<text></text>
</incorrectfeedback>
<answernumbering>none</answernumbering>
<answer fraction="100">
<text><![CDATA[a concept where new architecture and protocols for Future Internet will be newly defined and designed.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[evolutionary concept based on NGN architecture.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[evolutionary concept to create NGN based Internet.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
<answer fraction="0">
<text><![CDATA[a concept to integrate SDN a NFV to the current Internet.]]></text>
<feedback>
<text></text>
</feedback>
</answer>
</question>


</quiz>

