网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
Which of the following are true of Ethernet technology?
A．Hosts use a logical ring topology.
B．Hosts use a logical bus topology
C．Hosts must wait for an electronic signal to transfer data.
D．Hosts are directly connected to a wiring concentrator called a MSAU.
E．None of the above
参考答案
更多 “ Which of the following are true of Ethernet technology?A．Hosts use a logical ring topology.B．Hosts use a logical bus topologyC．Hosts must wait for an electronic signal to transfer data.D．Hosts are directly connected to a wiring concentrator called a MSAU.E．None of the above ” 相关考题
考题
●A 10BaseT Ethernet LAN has (73).(73)A. a star topologyB. a ring topologyC. a bus topologyD. a linear topology
考题
When configured. MPLS can increase routing redundancy by providing which of the following network topology types?()
A.BusB.MeshC.MultipathD.Ring
考题
Which of the following does a star ring topology use for data transfer?()
A.CSMA/CDB.CSMA/CAC.CHAPD.Token passing
考题
Which of the following is true according to the passage?[A] Flu vaccines now mainly use egg-based technology.[B] A bird influenza has once circulated among humans.[C] Safety can be greatly improved with cell-culture vaccines.[D] Modern vaccine production methods are to replace egg-based methods.
考题
（ ）is the popular LAN developed under the direction of the IEEE 802.5.（ ）is the popular backbone technology for transmitting information at high
speed with a high level of fault tolerance which is developed under the
direction of ANSI.A.Ethernet,FDDI
B.Token Bus,Ethernet
C.Token Ring，FDDI
D.DQDB,QinQ
考题
Which of the following describes the purpose of a network topology diagram?（）A、To display the logical layout this can differ from the physical layoutB、To enhance a user's understanding of the datacenter layoutC、To create a physical map of the datacenter to provide to guestsD、To provide a blueprint for recreating the same server setup for another client
考题
Which of the following are considered common elements found in a set of network documents？（Choose all that apply.）（）A、Building schematicB、IGP community elementsC、Listing of interconnectionsD、Physical topology diagramE、Logical topology diagramF、Inventory of network equipment
考题
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）
考题
Your customer has converted from traditional servers to BladeCenter technology and has a requirement for an RSA adapter on a new BladeCenter server. Which of the following options would you use？ （）A、Remote Supervisor Adapter II （RSA II Slimline）B、Management Module， which comes standard on the BladeCenterC、Acoustic Attenuation ModuleD、Ethernet NICs
考题
A user reports that their onboard RJ-45 jack is damaged and will no longer function. Which of the following will provide this jack as an alternative to replacing the motherboard?（）A、Install a USB serial adapterB、Connect to a USB hubC、Use an external modemD、Use an Ethernet card
考题
Which of the following are true of Ethernet technology?（）A、Hosts use a logical ring topology.B、Hosts use a logical bus topologyC、Hosts must wait for an electronic signal to transfer data.D、Hosts are directly connected to a wiring concentrator called a MSAU.
考题
Which of the following ATOM traffic encapsulations require the use of a Control Word？（）A、Cell relayB、aal5C、Ethernet VLAND、Frame RelayE、HDLCF、PPP
考题
Which one of the following answer choices below is true regarding the OSPF topology database?（）A、All entries in the topology database will be included on each router.B、All routers in the same OSPF area will have one topology database.C、The Dijkstra algorithm is used in the creation of the topology database.D、LSA packets are used to update and maintain the topology database.
考题
In which circumstance are multiple copies of the same unicast frame likely to be transmitted in a switchedLAN？（）A、after broken links are re-establishedB、in an improperly implemented redundant topologyC、when upper-layer protocols require high reliabilityD、during high traffic periodsE、when a dual ring topology is in use
考题
When configured. MPLS can increase routing redundancy by providing which of the following network topology types?（）A、BusB、MeshC、MultipathD、Ring
考题
Data is transferred between two servers using NFS， where one server is configured with token ring， and the other system is configured with ethernet. It is discovered that the performance is greatly reduced during this transfer. Which of the following steps should be taken to improve performance？（）A、 Reduce MTU on token ring system to match ethernet system using ifconfig command （i.e. ifconfig tr0 mtu 1500）B、 Reduce MTU on token ring system to match ethernet system using no command （i.e. no -o mtu=1500）C、 Increase MTU on ethernet system to match token ring system using ifconfig command （i.e. ifconfig en0 mtu 4096）D、 Increase MTU on ethernet system to match token ring system using no command （i.e. no -o mtu=4096）
考题
Which of the following is a true statement when promiscuous mode is enabled on an Integrated Virtual Ethernet？（）A、 The physical port can be used as part of a Shared Ethernet Adapter （SEA）.B、 All physical ports on the Host Ethernet Adapter （HEA） default to promiscuous mode.C、 Multiple logical ports can be assigned to a physical port if that logical port is in promiscuous mode.D、 All physical ports that belong to the same port group will be set to promiscuous mode on the Host Ethernet Adapter （HEA）.
考题
单选题Which of the following is the author’s primary concern regarding the application of the new technology?A
The expansion of the new technology may not bring profits to the companies.B
Most people who use the technology will not have a baby as they want.C
The effect of the new technology still needs to be carefully examined.D
Increasing use of the technology may disturb the sex balance in the population.
考题
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）
考题
单选题In which circumstance are multiple copies of the same unicast frame likely to be transmitted in a switched LAN?（）A
after broken links are re-establishedB
in an improperly implemented redundant topologyC
when upper-layer protocols require high reliabilityD
during high traffic periodsE
when a dual ring topology is in use
考题
单选题A butterfly valve consists basically of a disc pivoted across the bore of a ring body having the same radial dimensions as the pipe in which it is fitted.According to the above sentence, which of the following statements is not true?（）A
The diameter of a disc is the same as the outer diameter of the pipeB
We can infer that the valve is opened or closed by rotating the spindleC
A butterfly valve comprises a disc and a ring bodyD
The profile of the butterfly valve is a ring body
考题
单选题Which of the following statements concerning cylinder liner wear is true?（）A
Liner wear is distributed equally between the upper and lower portions of the cylinderB
Excessive liner wear causes wear between piston ring and grooveC
Excessive, but uniform liner wear will not cause wear between piston ring and grooveD
Liner wear is normally greatest in the middle of the cylinder
考题
单选题Which of the following does a star ring topology use for data transfer?（）A
CSMA/CDB
CSMA/CAC
CHAPD
Token passing
考题
单选题Which one of the following answer choices below is true regarding the OSPF topology database?（）A
All entries in the topology database will be included on each router.B
All routers in the same OSPF area will have one topology database.C
The Dijkstra algorithm is used in the creation of the topology database.D
LSA packets are used to update and maintain the topology database.
热门标签
最新试卷
