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单选题
Which QoS model manages the QoS requirements for the network on a per-hop behavior （PHB） basis？（）
A
best-effort delivery
B
ingress committed rate （ICR）
C
shaping and policing
D
egress committed rate （ECR）
E
Integrated Services （IntServ）
F
differentiated services （DiffServ）
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更多 “单选题Which QoS model manages the QoS requirements for the network on a per-hop behavior （PHB） basis？（）A best-effort deliveryB ingress committed rate （ICR）C shaping and policingD egress committed rate （ECR）E Integrated Services （IntServ）F differentiated services （DiffServ）” 相关考题
考题
What are three considerations when choosing the QoS model to deploy in a network？ （）A、 the routing protocols being utilized in the networkB、 the applications utilizing the networkC、 the traffic destinationsD、 network addressing schemeE、 cost of implementationF、 the amount of the control needed of the resources
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Which three statements are true about the application of QoS models？ （）A、 The DiffServ model requires applications to signal the network with QoS requirements.B、 The DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addresses.C、 The DiffServ model requires RSVP.D、 The best effort model is suitable for applications such as file transfer and e-mailE、 The IntServ model requires applications to signal the network with QoS requirements.F、 The IntServ model attempts to deliver a level of service based on the QoS specified by each packet
考题
Which QoS model manages the QoS requirements for the network on a per-hop behavior （PHB） basis？（）A、best-effort deliveryB、ingress committed rate （ICR）C、shaping and policingD、egress committed rate （ECR）E、Integrated Services （IntServ）F、differentiated services （DiffServ）
考题
Which of the characteristics below is associated with the （QoS） Integrated Services Model？（）A、QoS classified at layer 3 using IP precedence or DSCPB、Guaranteed rate serviceC、Implemented using FIFO queuesD、All traffic has an equal chance of being dropped
考题
Which of the characteristics below is associated with the （QoS） Integrated Services Model？ （）A、 QoS classified at layer 3 using IP precedence or DSCP.B、 Guaranteed rate service.C、 Implemented using FIFO queues.D、 All traffic has an equal chance of being dropped.
考题
Which two statements correctly describe a Cisco WLC configuration of Wireless QoS Profiles Wired_QoS_Profiles for an implementation of DSCP or CoS deployment?（）A、It must always be set on all QoS profile types because this sets the type of markings as either CoS or DSCP.B、It is optional if the Cisco WLC attached switch operates on a trust DSCP model.C、It must be set if the Cisco WLC attached switch operates on a trust CoS model.D、It sets the EDCF queue used for the radio-transmitted frames.
考题
Which two statements are true about RSVP and the InServ QoS model？（）A、a drawback of implementing RSVP is the requirement to migrate to a supporting routing protocolB、RSVP uses DSCP to signal QoS requirements to routers C、RSVP is a routing protocolD、RSVP is an IP protocol that uses IP protocol ID 46， and TCP/UDP ports 3455E、RSVP specifically provides a level of service for rate-sensitive and delay-sensitive trafficF、the flow-based approach of RSVP is ideal for large， scalable implementations such as the public internet
考题
SMB network decision makers commonly site which of the following as typical network requirements?（）A、scalability, effectiveness, high availability, mobilityB、cost effectiveness, high availability, hosting multiple protocols, hosting webserversC、QoS, multicast, cost effectiveness, redundancyD、centralization, security, highly available, scalability
考题
What are two characteristics of the DiffServ model？（）A、service guaranteeB、traffic that is divided into classesC、not scalable to large implementationsD、QoS mechanisms that are used without prior signalingE、applications that signal their particular QoS and bandwidth requirements
考题
Which three practices are important to the implementation of a DiffServ QoS architecture？（）A、 Because services are allocated throughout the network before the transmission of data begins， traffic classes can be guaranteed QoS services.B、 Traffic classes are marked with Layer 2 markings to allow for more granularity in identifying traffic classes.C、 Traffic classes are marked with Layer 3 markings to allow them to traverse different network types without loss of QoS information.D、 Traffic classes allow networks to provide proper QoS treatment of packets without applications having to request services.E、 Based upon the network capabilities， QoS markings are placed on packets as needed throughout the network to allow for proper QoS treatment of packets.F、 QoS markings are placed on packets as close to the network edge as possible to allow distribution and core devices to determine QoS actions as quickly as possible.
考题
Which two statements about the QoS policy generation phase of the Cisco SDM QoS wizard are true？（）A、the SDM QoS wizard will create two real-time traffic classes to handle VoIP， voice signaling， and video packetsB、the SDM QoS wizard will create three real-time traffic classes to handle VoIP， voice signaling， video， and video packetsC、the SDM QoS wizard will create four real-time traffic classes to handle VoIP， voice signaling， video， and video streaming packetsD、the SDM QoS wizard will create two business-critical traffic classes to handle transactional and network management packetsE、the SDM QoS wizard will create three business-critical traffic classes to handle transactional， network management， and routing packetsF、the SDM QoS wizard will create four business-critical traffic classes to handle transactional， network management， routing， and best-effort packets
考题
Which two statements about the DiffServ QoS model are true？（）A、DiffServ requires RSVP to set up a path through the network to accommodate the requested QoS.B、Network traffic is identified by class， and the level of service is chosen for each class.C、The DiffServ model relies on a fairly simple mechanism to provide QoS over a wide range of equipment.D、RSVP enables the DiffServ model to provide end-to-end QoS.E、The DiffServ model is more scalable than the IntServ model.F、The flow-based approach of the DiffServ model is ideal for large scalable implementations such as the public Internet.
考题
QoS refers to the ability of a network to provide improved service， over various underlying technologies， to select network traffic. Which two traits are inherent to QoS？（）A、 reference to network ability to provide improved service to all network trafficB、 reduction in delay， jitter， and packet lossC、 equal handling of all packetsD、 support for real-time applicationsE、 best-effort actions
考题
You need to determine where the trust boundaries will be in a new Company VOIP design. Which two statements are true about these trust boundaries？（）A、Trust boundaries are configured in the core of the network to provide the most efficient forwarding based upon QoS markings，B、Setting trust boundaries at the edge of the network allows intermediate hop devices to administer QoS policies without detailed packet identification.C、Trust boundaries are used to determine which QoS mechanism will be applied to the traffic. D、At the trust boundaries， the untrusted traffic will be marked with a new QoS value appropriate for the policy in place at the point where the traffic entered the campus network. E、Trust boundaries define the firewall rules for QoS admission into a network.
考题
Which three components are part of the Intelligent Network Services provided by the Cisco AVVID framework? （）A、IP telephonyB、securityC、IP multicastingD、QoS
考题
Which three statements are true about the appliance of QoS models？（）A、the DiffServ model requires applications to signal the network with QoS requirementsB、the DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addressesC、the DiffServ model requires RSVPD、the best effort model is suitable for applications such as file transfer and e-mailE、the IntServ model requires applications to signal the network with QoS requirementsF、the IntServ model model attempts to deliver a level of service based on the QoS specified by each packet
考题
Which two statements about the QoS functionality of the Cisco SDM are true？（）A、the first step when using the SDM QoS wizard is to select the inbound interface on which the QoS policy must be appliedB、the SDM QoS wizard can be used to optimize LAN， WAN， and VPN interfacesC、he SDM QoS wizard supports network-based application recognition （NBAR） to provide deep and stateful packet inspectionD、he SDM QoS wizard will apply custom queuing and priority queuing policies to the identified interfacesE、he SDM QoS wizard will apply low latency-queuing，custom-queuing and priority-queuing policies to the identified interfacesF、to create and manage the QoS settings， the user must select the QoS wizard task under the Monitor option
考题
Which three components are part of the Intelligent Network Services provided by the Cisco AVVIDframework？ （）A、 IP telephonyB、 securityC、 IP multicastingD、 QoS
考题
多选题What are two characteristics of the DiffServ model？（）Aservice guaranteeBtraffic that is divided into classesCnot scalable to large implementationsDQoS mechanisms that are used without prior signalingEapplications that signal their particular QoS and bandwidth requirements
考题
多选题Which two statements about the DiffServ QoS model are true？（）ADiffServ requires RSVP to set up a path through the network to accommodate the requested QoS.BNetwork traffic is identified by class， and the level of service is chosen for each class.CThe DiffServ model relies on a fairly simple mechanism to provide QoS over a wide range of equipment.DRSVP enables the DiffServ model to provide end-to-end QoS.EThe DiffServ model is more scalable than the IntServ model.FThe flow-based approach of the DiffServ model is ideal for large scalable implementations such as the public Internet.
考题
多选题VOIP is being implemented in the Company network and you need to assess the need for QoS. Which of the following network problems would indicate a need to implement QoS features？（）AMis-routed packetsBExcess jitterCDelay of critical trafficDPacket loss due to congestionEData link layer broadcast stormsFFTP connections unsuccessful
考题
多选题Which three statements are true about the application of QoS models？ （）AThe DiffServ model requires applications to signal the network with QoS requirements.BThe DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addresses.CThe DiffServ model requires RSVP.DThe best effort model is suitable for applications such as file transfer and e-mailEThe IntServ model requires applications to signal the network with QoS requirements.FThe IntServ model attempts to deliver a level of service based on the QoS specified by each packet
考题
单选题Which of the characteristics below is associated with the （QoS） Integrated Services Model？ （）A
QoS classified at layer 3 using IP precedence or DSCP.B
Guaranteed rate service.C
Implemented using FIFO queues.D
All traffic has an equal chance of being dropped.
考题
多选题Which three statements are true about the appliance of QoS models？（）Athe DiffServ model requires applications to signal the network with QoS requirementsBthe DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addressesCthe DiffServ model requires RSVPDthe best effort model is suitable for applications such as file transfer and e-mailEthe IntServ model requires applications to signal the network with QoS requirementsFthe IntServ model model attempts to deliver a level of service based on the QoS specified by each packet
考题
多选题Which three practices are important to the implementation of a DiffServ QoS architecture？（）ABecause services are allocated throughout the network before the transmission of data begins， traffic classes can be guaranteed QoS services.BTraffic classes are marked with Layer 2 markings to allow for more granularity in identifying traffic classes.CTraffic classes are marked with Layer 3 markings to allow them to traverse different network types without loss of QoS information.DTraffic classes allow networks to provide proper QoS treatment of packets without applications having to request services.EBased upon the network capabilities， QoS markings are placed on packets as needed throughout the network to allow for proper QoS treatment of packets.FQoS markings are placed on packets as close to the network edge as possible to allow distribution and core devices to determine QoS actions as quickly as possible.
考题
多选题VOIP is being implemented in the network and you need to assess the need for QoS. Which of thefollowing network problems would indicate a need to implement QoS features？（）AMis-routed packetsBExcess jitterCDelay of critical trafficDPacket loss due to congestionEData link layer broadcast stormsFFTP connections unsuccessful
考题
多选题Which two statements correctly describe a Cisco WLC configuration of Wireless QoS Profiles Wired_QoS_Profiles for an implementation of DSCP or CoS deployment?（）AIt must always be set on all QoS profile types because this sets the type of markings as either CoS or DSCP.BIt is optional if the Cisco WLC attached switch operates on a trust DSCP model.CIt must be set if the Cisco WLC attached switch operates on a trust CoS model.DIt sets the EDCF queue used for the radio-transmitted frames.
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