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多选题
Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet?（）
A
Full-duplex Ethernet uses CSMA/CD to prevent collisions.
B
Half-duplex Ethernet uses a loopback circuit to detect collisions.
C
A full-duplex Ethernet card allows 20Mbps for data transmission.
D
Full-duplex Ethernet makes use of two pairs of wires for data.
E
An Ethernet hub can operate both half and full duplex simultaneously.
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更多 “多选题Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet?（）AFull-duplex Ethernet uses CSMA/CD to prevent collisions.BHalf-duplex Ethernet uses a loopback circuit to detect collisions.CA full-duplex Ethernet card allows 20Mbps for data transmission.DFull-duplex Ethernet makes use of two pairs of wires for data.EAn Ethernet hub can operate both half and full duplex simultaneously.” 相关考题
考题
You want to upgrade the Ezonexam LAN so that all ports operate in full duplex mode. Which statement is true about full-duplex Ethernet when comparing to half-duplex Ethernet?A．Full-duplex Ethernet consists of a shared cable segment. Half-duplex provides a point-to-point linkB．Full-duplex Ethernet uses two wires to send and receive. Half-duplex Ethernet uses one wire to send and receiveC．Full-duplex Ethernet can provide higher throughput than can half-duplex Ethernet of the same bandwidthD．Full-duplex Ethernet uses a loopback circuit to detect collisions. Half-duplex Ethernet uses a jam signalE．None of the above
考题
The Ezonexam LAN is upgrading all devices to operate in full duplex. Which statement is true about full-duplex Ethernet in comparison to half-duplex Ethernet?A．Full-duplex Ethernet uses two wires to send and receive. Half-duplex Ethernet uses one wire to send and receiveB．Full-duplex Ethernet consists of a shared cable segment. Half-duplex Ethernet provides a point-to-point linkC．Full-duplex Ethernet can provide higher throughout than can half-duplex Ethernet of the same bandwidthD．Full-duplex Ethernet uses a loopback circuit to detect collisions. Half-duplex ethernet uses a jam signalE．None of the above
考题
Which three statements are true about the operation of a full-duplex Ethernet network, which is being used in the Ezonexam LAN? (Choose three)A．Ethernet hub ports are preconfigured for full-duplex mode.B．The host network card and the switch port must be capable of operating in full-duplex mode.C．There are no collisions in full-duplex mode.D．In a full-duplex environment, the host network card must check for the availability of the network media before transmitting.E．A dedicated switch port is required for each full-duplex node.
考题
When you compare the differences between half-duplex and full-duplex Ethernet, which of the following characteristics are exclusive to half-duplex? (Select two answer choices)A．Half-duplex Ethernet operates in a shared collision domain.B．Half-duplex Ethernet operates in an exclusive broadcast domain.C．Half-duplex Ethernet has efficient throughput.D．Half-duplex Ethernet has lower effective throughput.E．Half-duplex Ethernet operates in an exclusive collision domain.
考题
Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet? (Select two answer choices.)A．Full-duplex Ethernet uses CSMA/CD to prevent collisions.B．Half-duplex Ethernet uses a loopback circuit to detect collisions.C．A full-duplex Ethernet card allows 20Mbps for data transmission.D．Full-duplex Ethernet makes use of two pairs of wires for data.E．An Ethernet hub can operate both half and full duplex simultaneously.
考题
In Ethernet networks, duplex mismatches will lower performance. Which error statistics can be seen if a duplex mismatch is present?()
A.collisions on the full-duplex side; runts on the half-duplex sideB.collisions on the full-duplex side; collisions on the half-duplex sideC.collisions on the half-duplex side; framing errors on the full-duplex sideD.collisions on the half-duplex side; giants on the full-duplex side
考题
Which of the following LAN technologies is considered fast Ethernet and uses two pairs of cabling,one pair for sending and the other pair for receiving?()
A.100Base-T4B.100Base-TXC.100Base-XD.100Base-FX
考题
What are the differences between full－duplex Ethernet and half－duplex Ethernet?()
A. Half-duplex Ethernet operates in a shared collision domain.B. Full-duplex Ethernet has a lower effective throughput.C. Half-duplex Ethernet operates in a private collision domain.D. Full-duplex Ethernet allows two-way communication.E. Half-duplex Ethernet operates in a private broadcast domain.
考题
Which two of these are characteristics of Metro Ethernet? ()
A. class of serviceB. bandwidth profilesC. user-network interfaceD. Ethernet LAN circuit attributesE. Ethernet virtual circuit attributes
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
Which statement is true about full-duplex Ethernet in comparison to half-duplex Ethernet?（）A、Full-duplex Ethernet consists of a shared cable segment. Half-duplex Ethernet provides a point-to-point link.B、Full-duplex Ethernet uses a loopback circuit to detect collisions. Half-duplex Ethernet uses a jam signal.C、Full-duplex Ethernet can provide higher throughput than can half-duplex Ethernet of the same bandwidth.D、Full-duplex Ethernet uses two wires to send and receive. Half-duplex Ethernet uses one wire to send and receive.
考题
Which two statements about 10 Gigabit Ethernet （10GE） are true？（）A、10 Gigabit Ethernet does not support VLAN definitionB、10 Gigabit Ethernet supports full duplex links， but does not support half duplex linksC、10 Gigabit Ethernet supports unshielded or shielded twisted-pair cable connectionsD、10 Gigabit Ethernet supports Carrier Sense Multiple Access with Collision Detection （CSMA/CD）E、10 Gigabit Ethernet supports optical fiber connections in single mode only. Mufti mode is not supported
考题
Why is full-duplex Ethernet superior to its single-duplex counterpart?（）A、It uses inexpensive hubsB、It operates without collisionsC、It operates on switchesD、It provides faster data transferE、It utilizes fewer wiring pairs
考题
Which two of these are characteristics of Metro Ethernet? （）A、class of serviceB、bandwidth profilesC、user-network interfaceD、Ethernet LAN circuit attributesE、Ethernet virtual circuit attributes
考题
Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet?（）A、Full-duplex Ethernet uses CSMA/CD to prevent collisions.B、Half-duplex Ethernet uses a loopback circuit to detect collisions.C、A full-duplex Ethernet card allows 20Mbps for data transmission.D、Full-duplex Ethernet makes use of two pairs of wires for data.E、An Ethernet hub can operate both half and full duplex simultaneously.
考题
When you compare the differences between half-duplex and full-duplex Ethernet,which of the following characteristics are exclusive to half-duplex?（）A、Half-duplex Ethernet operates in a shared collision domain.B、Half-duplex Ethernet operates in an exclusive broadcast domain.C、Half-duplex Ethernet has efficient throughput.D、Half-duplex Ethernet has lower effective throughput.E、Half-duplex Ethernet operates in an exclusive collision domain.
考题
Which of the following uses a switching fabric to connect storage LUNs to hosts？（）A、Fiber ChannelB、SCSIC、SATAD、Ethernet
考题
A customer is debating whether to use Shared Ethernet versus Virtual Ethernet. Which of the following best describes a key difference between Shared and Virtual Ethernet？（）A、Shared Ethernet runs on POWER4 systemsB、Virtual Ethernet runs on POWER4 systemsC、Shared Ethernet requires a Virtual I/O server and Advanced Power VirtualizationD、Virtual Ethernet requires a Virtual I/O server and Advanced Power Virtualization
考题
In order to increase reliability， minimize collisions and establish a large number of systems on an Ethernet segment， which of the following options should be selected for the Ethernet network？（）A、10BaseTB、Switched 10BaseTC、Switched 100BaseT Half-DuplexD、Switched 100BaseT Full-Duplex
考题
In Ethernet networks, duplex mismatches will lower performance. Which error statistics can be seen if a duplex mismatch is present?（）A、collisions on the full-duplex side; runts on the half-duplex sideB、collisions on the full-duplex side; collisions on the half-duplex sideC、collisions on the half-duplex side; framing errors on the full-duplex sideD、collisions on the half-duplex side; giants on the full-duplex side
考题
多选题Why is full-duplex Ethernet superior to its single-duplex counterpart?（）AIt uses inexpensive hubsBIt operates without collisionsCIt operates on switchesDIt provides faster data transferEIt utilizes fewer wiring pairs
考题
多选题Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet?（）AFull-duplex Ethernet uses CSMA/CD to prevent collisions.BHalf-duplex Ethernet uses a loopback circuit to detect collisions.CA full-duplex Ethernet card allows 20Mbps for data transmission.DFull-duplex Ethernet makes use of two pairs of wires for data.EAn Ethernet hub can operate both half and full duplex simultaneously.
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Which statement is true about full-duplex Ethernet in comparison to half-duplex Ethernet?（）A
Full-duplex Ethernet consists of a shared cable segment. Half-duplex Ethernet provides a point-to-point link.B
Full-duplex Ethernet uses a loopback circuit to detect collisions. Half-duplex Ethernet uses a jam signal.C
Full-duplex Ethernet can provide higher throughput than can half-duplex Ethernet of the same bandwidth.D
Full-duplex Ethernet uses two wires to send and receive. Half-duplex Ethernet uses one wire to send and receive.
考题
多选题Which two statements about 10 Gigabit Ethernet （10GE） are true？（）A10 Gigabit Ethernet does not support VLAN definitionB10 Gigabit Ethernet supports full duplex links， but does not support half duplex linksC10 Gigabit Ethernet supports unshielded or shielded twisted-pair cable connectionsD10 Gigabit Ethernet supports Carrier Sense Multiple Access with Collision Detection （CSMA/CD）E10 Gigabit Ethernet supports optical fiber connections in single mode only. Mufti mode is not supported
考题
多选题Which connections allow the use of full-duplex Ethernet?（）ASwitch to hostBSwitch to switchCHub to hubDSwitch to hubEHost to host
考题
多选题What are the differences between full-duplex Ethernet and half-duplex Ethernet?（）AHalf-duplex Ethernet operates in a shared collision domain.BFull-duplex Ethernet has a lower effective throughput.CHalf-duplex Ethernet operates in a private collision domain.DFull-duplex Ethernet allows two-way communication.EHalf-duplex Ethernet operates in a private broadcast domain.
考题
多选题When you compare the differences between half-duplex and full-duplex Ethernet,which of the following characteristics are exclusive to half-duplex?（）AHalf-duplex Ethernet operates in a shared collision domain.BHalf-duplex Ethernet operates in an exclusive broadcast domain.CHalf-duplex Ethernet has efficient throughput.DHalf-duplex Ethernet has lower effective throughput.EHalf-duplex Ethernet operates in an exclusive collision domain.
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