Which three statements accurately describe layer 2 Ethernet switches?() A.Microsegmentation decreases the number of collisions on the network.B.if a switch receives a frame for an unkown destination,it uses ARP to resolve the address.C.Spanning Tree Protocol allows switches to automatically share vlan information.D.In a properly functioning network with redundant switched paths,each switched aegment will contain one root bridge with all its ports in the forwarding state.All other switches in that broadcast domain will have only one root port.E.Establishing vlans increases the number of broadcast domains.F.Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3 address information.
Which three statements accurately describe layer 2 Ethernet switches?()
A.Microsegmentation decreases the number of collisions on the network.
B.if a switch receives a frame for an unkown destination,it uses ARP to resolve the address.
C.Spanning Tree Protocol allows switches to automatically share vlan information.
D.In a properly functioning network with redundant switched paths,each switched aegment will contain one root bridge with all its ports in the forwarding state.All other switches in that broadcast domain will have only one root port.
E.Establishing vlans increases the number of broadcast domains.
F.Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3 address information.
相关考题：
Both bridges are switches are being used throughout the Ezonexam LAN. Which of the following statements are true regarding bridges and switches in this network?(Choose 3)A. Switches are primarily software based while bridges are hardware based.B. Switches usually have a higher number of ports than most bridges.C. Bridges are frequently faster than switches.D. Bridges define broadcast domains while switches define collision domains.E. Both bridges and switches forward Layer 2 broadcasts.F. Both bridges and switches make forwarding decisions based on Layer 2 addresses.
Which two statements accurately describe a broadcast domain?() A. Broadcast domains require that the participating devices connect to common switches or hubs.B. Broadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast address.C. Broadcast domains require a gateway device such as a router.D. Broadcast domains consist of devices that reside on the same VLAN.
Which three statements describe the User Datagram Protocol (UDP)?() A.UDP provides delivery notification and error checking mechanisms.B.UDP is faster than the Transmission Control Protocol (TCP).C.UDP application examples include DNS and VoIP.D.UDP is an application layer protocol.E.UDP uses a best effort delivery approach.
Which two statements correctly describe a situation in which an Active／Standby Service Module design is being used?() A. Troubleshooting is more complicated.B. Service and switch modules are underutilized.C. Layer 2 adjacency is required with the servers that use this design.D. Layer 3 adjacency is required with the servers that use this design.E. Load balancing will always occur across both access layer uplinks.
Which of the following statements are true for routers but not true for Layer 3 Ethernet switches？（Choose all that apply.）（）A、May have Ethernet as well as non-Ethernet interfacesB、Traditionally used as a standalone device for inter-VLAN communicationC、Makes use of TCAMsD、Uses subinterfaces to define trunksE、Can use both Layer 2 and Layer 3 to make forwarding decisionsF、Allows the definition of Switched Virtual Interfaces（SVI）
Which three statements about firewall modes are correct？ （）A、 A firewall in routed mode has one IP addressB、 A firewall in transparent mode has one IP addressC、 In routed mode， the firewall is considered to be a Layer 2 dewD、 In routed mode， the firewall is considered to be a Layer 3 deviceE、 In transparent mode， the firewall is considered to be a Layer 2 deviceF、 In transparent mode， the firewall is considered to be a Layer 3 device
Which three statements describe the User Datagram Protocol (UDP)?（）A、UDP provides delivery notification and error checking mechanisms.B、UDP is faster than the Transmission Control Protocol (TCP).C、UDP application examples include DNS and VoIP.D、UDP is an application layer protocol.E、UDP uses a best effort delivery approach.
Which two statements are correct about Layer 2 broadcast frames?（）A、Layer 2 broadcast frames are processed by all devices on the same VLANB、Layer 2 broadcast frames are are discarded by routers that connect to multiple VLANsC、Layer 2 broadcast frames are relayerd by routers to all connected VLANsD、Layer 2 broadcast frames are relayed by switches to devices on the same VLAN
Which four statements about Ethernet virtual circuit （EVC） infrastructure are true？ （）A、EVC infrastructure is a Layer 3 platform-independent routing architecture that supports IP overEthernet servicesB、Ethernet flow point （EFP） is configured on the main interfaceC、Feature commands like MQC-based QoS policies can be specifiedD、EVC infrastructure is a Layer 2 platform-independent bridging architecture that supports EthernetservicesE、Each Ethernet flow point （EFP） matches a predefined VLAN tag-based criteriaF、Ethernet flow point （EFP） is configured on the VLAN interface
Which of the following statements are true regarding bridges and switches?（）A、Switches are primarily software based while bridges are hardware based.B、Both bridges and switches forward Layer 2 broadcasts.C、Bridges are frequently faster than switches.D、Switches have a higher number of ports than most bridges.E、Bridges define broadcast domains while switches define collision domains.F、Both bridges and switches make forwarding decisions based on Layer 2 addresses.
Which three statements accurately describe layer 2 Ethernet switches?（）A、Microsegmentation decreases the number of collisions on the network.B、if a switch receives a frame for an unkown destination,it uses ARP to resolve the address.C、Spanning Tree Protocol allows switches to automatically share vlan information.D、In a properly functioning network with redundant switched paths,each switched aegment will contain one root bridge with all its ports in the forwarding state.All other switches in that broadcast domain will have only one root port.E、Establishing vlans increases the number of broadcast domains.F、Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3 address information.
Which three statements accurately describe IOS Firewall configurations？（）A、The IP inspection rule can be applied in the inbound direction on the secured interfaceB、The IP inspection rule can be applied in the outbound direction on the unsecured interfaceC、The ACL applied in the inbound direction on the unsecured interface should be an extendedACL.D、For temporary openings to be created dynamically by Cisco IOS Firewall， the access-list for thereturning traffic must be a standard ACL
Which two statements correctly describe a situation in which an Active/Standby Service Module design is being used?（）A、Troubleshooting is more complicated.B、Service and switch modules are underutilized.C、Layer 2 adjacency is required with the servers that use this design.D、Layer 3 adjacency is required with the servers that use this design.E、Load balancing will always occur across both access layer uplinks.
Which of these statements is correct regarding SSO and Cisco NSF？（）A、 Utilizing Cisco NSF in Layer 2 environments can reduce outages to one to three seconds.B、 Utilizing SSO in Layer 3 environments can reduce outages to one to three seconds.C、 Distribution switches are single points of failure causing outages for the end devices.D、 Utilizing Cisco NSF and SSO in a Layer 2 environment can reduce outages to less than onesecond.E、 NSF and SSO with redundant supervisors have the most impact on outages at the accesslayer.
Which of the following statements are true regarding bridges and switches (Choose 3.)（）。A、Switches are primarily software based while bridges are hardware based.B、Both bridges and switches forward Layer 2 broadcasts.C、Bridges are frequently faster than switches.D、Switches have a higher number of ports than most bridges.E、Bridges define broadcast domains while switches define collision domains.F、Both bridges and switches make forwarding decisions based on Layer 2 addresses.
Which of these statements is correct regarding SSO and Cisco NSF?（）A、Utilizing Cisco NSF in Layer 2 environments can reduce outages to one to three seconds.B、Utilizing SSO in Layer 3 environments can reduce outages to one to three seconds.C、Distribution switches are single points of failure causing outages for the end devices.D、Utilizing Cisco NSF and SSO in a Layer 2 environment can reduce outages to less than one second.E、NSF and SSO with redundant supervisors have the most impact on outages at the access layer.
单选题Which of these statements is correct regarding SSO and Cisco NSF？（）A Utilizing Cisco NSF in Layer 2 environments can reduce outages to one to three seconds.B Utilizing SSO in Layer 3 environments can reduce outages to one to three seconds.C Distribution switches are single points of failure causing outages for the end devices.D Utilizing Cisco NSF and SSO in a Layer 2 environment can reduce outages to less than onesecond.E NSF and SSO with redundant supervisors have the most impact on outages at the accesslayer.
多选题Which of the following statements are true for routers but not true for Layer 3 Ethernet switches？（Choose all that apply.）（）AMay have Ethernet as well as non-Ethernet interfacesBTraditionally used as a standalone device for inter-VLAN communicationCMakes use of TCAMsDUses subinterfaces to define trunksECan use both Layer 2 and Layer 3 to make forwarding decisionsFAllows the definition of Switched Virtual Interfaces（SVI）
多选题Which of the following statements are true regarding bridges and switches (Choose 3.)（）。ASwitches are primarily software based while bridges are hardware based.BBoth bridges and switches forward Layer 2 broadcasts.CBridges are frequently faster than switches.DSwitches have a higher number of ports than most bridges.EBridges define broadcast domains while switches define collision domains.FBoth bridges and switches make forwarding decisions based on Layer 2 addresses.
单选题Which of these statements is correct regarding SSO and Cisco NSF?（）AUtilizing Cisco NSF in Layer 2 environments can reduce outages to one to three seconds.BUtilizing SSO in Layer 3 environments can reduce outages to one to three seconds.CDistribution switches are single points of failure causing outages for the end devices.DUtilizing Cisco NSF and SSO in a Layer 2 environment can reduce outages to less than one second.ENSF and SSO with redundant supervisors have the most impact on outages at the access layer.
多选题Which two statements accurately describe a broadcast domain?（）ABroadcast domains requiere that the participating devices connect to common swithces or hubsBBroadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast addressCBroadcast domains requiere a gateway device such a routerDBroadcast domains consist of devices that reside on the same VLAN
多选题Which two statements accurately describe a broadcast domain?（）ABroadcast domains consist of devices that connect to a common switch or hub.BBroadcast domains consist of a group of devices that can be reached by sending a frame addressed to the Layer 2 broadcast address.CBroadcast domains require a gateway device such as a router.DBroadcast domains consist of devices that reside on the same sub-network.
多选题Which two statements accurately describe a broadcast domain?（）ABroadcast domains require that the participating devices connect to common switches or hubsBBroadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast addressCBroadcast domains require a gateway device such as a routerDBroadcast domains consist of devices that reside on the same VLAN
多选题Which three statements accurately describe layer 2 Ethernet switches？（）AMicrosegmentation decreases the number of collisions on the network.Bif a switch receives a frame for an unkown destination，it uses ARP to resolve the address.CSpanning Tree Protocol allows switches to automatically share vlan information.DIn a properly functioning network with redundant switched paths，each swiched aegment will contain oneroot bridge with all its ports in the forwarding state.All other switches in that broadcast domain will haveonly one root port.EEstablishing vlans increases the number of broadcast domains.FSwitches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3address information.
多选题With regard to bridges and switches, which of the following statements are true?（）ASwitches are primarily software based while bridges are hardware based.BBoth bridges and switches forward Layer 2 broadcasts.CBridges are frequently faster than switches.DSwitches typically have a higher number of ports than bridges.EBridges define broadcast domain while switches define collision domains.FBoth bridges and switches make forwarding decisions based on Layer 2 addresses.
多选题Which two statements accurately describe a broadcast domain?（）ABroadcast domains require that the participating devices connect to common switches or hubs.BBroadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast address.CBroadcast domains require a gateway device such as a router.DBroadcast domains consist of devices that reside on the same VLAN.
多选题Which three statements describe the User Datagram Protocol (UDP)?（）AUDP provides delivery notification and error checking mechanisms.BUDP is faster than the Transmission Control Protocol (TCP).CUDP application examples include DNS and VoIP.DUDP is an application layer protocol.EUDP uses a best effort delivery approach.
多选题Which three statements accurately describe IOS Firewall configurations？（）AThe IP inspection rule can be applied in the inbound direction on the secured interfaceBThe IP inspection rule can be applied in the outbound direction on the unsecured interfaceCThe ACL applied in the inbound direction on the unsecured interface should be an extendedACL.DFor temporary openings to be created dynamically by Cisco IOS Firewall， the access-list for thereturning traffic must be a standard ACL