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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 c

题目

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.

相似考题

1.While troubleshooting an issue in the Ezonexam LAN you notice that a network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port?A. This is an Ethernet port operating at half duplexB. This is an Ethernet port operating at full duplexC. This is a port on a network interface card in a PCD. This is 10 MB/s switch portE. This is a 100 MB/s switch portF. None of the above

2.Which connections allow the use of full－duplex Ethernet?()A. Switch to hostB. Switch to switchC. Hub to hubD. Switch to hubE. Host to host

3.Which three statements are true about EIGRP operation?()A. When summarization is configured, the router will also create a route to null 0.B. The summary route remains in the route table, even if there are no more specific routes to the network.C. Summarization is configured on a per- interface level.D. The maximum metric for the specific routes is used as the metric for the summary route.E. Automatic summarization across major network boundaries is enabled by default.

4.As a network administrator, you are required to configure a switch port for a private Virtual LAN. In such a situation, which three of the following connection modes will be available during the configuration process? （）(Choose three.)A. isolated modeB. modular modeC. community modeD. promiscuous modeE. non-isolatedF. permanent

更多“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 c”相关问题

  • 第1题：

    Which are valid modes for a switch port used as a VLAN trunk (Choose three.)()。

    A.transparent

    B.auto

    C.on

    D.desirable

    E.blocking

    F.forwarding


    参考答案：B, C, D

  • 第2题：

    You are about to migrate a customer network to use a VSS. Which of these statements is true about a VSS？ （）

    • A、 The VSS switch must be the root bridge for all VLANs and is automatically designated
    • B、 The VSS switch is defined in RFC 4318 as a managed object
    • C、 The PAgP+ or LACP protocols are used to maintain the operational state of the VSS devices
    • D、 A VSS interoperates with a virtual port channel
    • E、 The 802.1Q or ISL protocols are used to maintain the operational state of the VSS devices
    • F、 A VSS increases the size of the spanning-tree domain

    正确答案:C

  • 第3题：

    Which three statements about NetFlow are true？ （）

    • A、LCP is used for PPP over ATM （PPPoA） setup.
    • B、LCP is used for PPP over Ethernet （PPPoE） setup.
    • C、LCP is used for PPP over Ethernet （PPPoPR） setup.
    • D、LCP is used for PPP CHAP authentication.
    • E、LCP is used for basic PPP link setup and operation.

    正确答案:A,B,E

  • 第4题：

    Which connections allow the use of full-duplex Ethernet?（）

    • A、Switch to host
    • B、Switch to switch
    • C、Hub to hub
    • D、Switch to hub
    • E、Host to host

    正确答案:A,B,E

  • 第5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.

    正确答案:B,D

  • 第6题：

    You need to configure port security on switch R1.  Which two statements are true about this  technology？ （）

    • A、 Port security can be configured for ports supporting VoIP.
    • B、 With port security configured， four MAC addresses are allowed by default.
    • C、 The network administrator must manually enter the MAC address for each device in order for  the switch to allow connectivity.
    • D、  Withsecurity configured， only one MAC addresses is allowed by default.  
    • E、 Port security cannot be configured for ports supporting VoIP.

    正确答案:A,D

  • 第7题：

    An administrator replaces the network card in a web server. After replacing the network card some users can access the server but others cannot. Which of the following is the FIRST thing the administrator should check?（）

    • A、Default gateway
    • B、The ports on the switch
    • C、Port security on the server's switch port
    • D、Ethernet cable

    正确答案:A

  • 第8题：

    多选题
    Which three statements are true about a registration server in a community?（） (Choose three.)
    A

    It is a hub device installed in the community.

    B

    A community can have one or more registration servers.

    C

    It shows the serial numbers of all devices in the community.

    D

    It stores network and community information for each device.

    E

    It is required for tunnel formation between different WX devices in the same community.


    正确答案： A,B
    解析： 暂无解析

  • 第9题：

    多选题
    Which are valid modes for a switch port used as a VLAN trunk (Choose three.)（）。
    A

    transparent

    B

    auto

    C

    on

    D

    desirable

    E

    blocking

    F

    forwarding


    正确答案： A,D
    解析： 暂无解析

  • 第10题：

    单选题
    An administrator replaces the network card in a web server. After replacing the network card some users can access the server but others cannot.  Which of the following is the FIRST thing the administrator should check？（）
    A

     Default gateway

    B

     The ports on the switch

    C

     Port security on the servers switch port

    D

     Ethernet cable


    正确答案： D
    解析： 暂无解析

  • 第11题：

    多选题
    You need to configure port security on switch R1.  Which two statements are true about this  technology？ （）
    A

    Port security can be configured for ports supporting VoIP.

    B

    With port security configured， four MAC addresses are allowed by default.

    C

    The network administrator must manually enter the MAC address for each device in order for  the switch to allow connectivity.

    D

      Withsecurity configured， only one MAC addresses is allowed by default.

    E

    Port security cannot be configured for ports supporting VoIP.


    正确答案： A,E
    解析： 暂无解析

  • 第12题：

    多选题
    Which three statements are possible causes for the "fltAdaptorHostIfLink-down" fault in UCS Manager？ （）
    A

    The fabric interconnect is in the end-host mode， and all uplink ports have failed.

    B

    The server port to which the adapter is pinned has failed.

    C

    A transient error has caused the link to fail.

    D

    The fabric interconnect is in the switch mode， and all uplink ports have failed.

    E

    The link for a network-facing host interface is missing.


    正确答案： D,C
    解析： 暂无解析

  • 第13题：

    A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port（）。

    • A、This is a 10 Mb/s switch port
    • B、This is a 100 Mb/s switch port
    • C、This is an Ethernet port operating at half duplex
    • D、This is an Ethernet port operating at full duplex
    • E、This is a port on a network interface card in a PC

    正确答案:C

  • 第14题：

    The Cisco AutoQoS feature is being used throughout the Company VOIP network.  Which three  statements about this feature are true？（）

    • A、The "mls qos" global configuration command must be entered before configuring AutoQoS.
    • B、CEF must be enabled.
    • C、The "no auto qos voip" command is used to disable Cisco AutoQos and revoke all  configurations generated by Cisco AutoQos.
    • D、CDP must be enabled.
    • E、SNMP must be enabled.

    正确答案:B,C,D

  • 第15题：

    Which are valid modes for a switch port used as a VLAN trunk (Choose three.)（）。

    • A、transparent
    • B、auto
    • C、on
    • D、desirable
    • E、blocking
    • F、forwarding

    正确答案:B,C,D

  • 第16题：

    As a network administrator, you are required to configure a switch port for a private Virtual LAN. In such a situation, which three of the following connection modes will be available during the configuration process? （）(Choose three.)

    • A、isolated mode
    • B、modular mode
    • C、community mode
    • D、promiscuous mode
    • E、non-isolated
    • F、permanent

    正确答案:A,C,D

  • 第17题：

    Which three statements are possible causes for the "fltAdaptorHostIfLink-down" fault in UCS Manager？ （）

    • A、 The fabric interconnect is in the end-host mode， and all uplink ports have failed.
    • B、 The server port to which the adapter is pinned has failed.
    • C、 A transient error has caused the link to fail.
    • D、 The fabric interconnect is in the switch mode， and all uplink ports have failed.
    • E、 The link for a network-facing host interface is missing.

    正确答案:A,B,C

  • 第18题：

    An administrator replaces the network card in a web server. After replacing the network card some users can access the server but others cannot.  Which of the following is the FIRST thing the administrator should check？（）

    • A、 Default gateway
    • B、 The ports on the switch
    • C、 Port security on the servers switch port
    • D、 Ethernet cable

    正确答案:A

  • 第19题：

    Which three statements are true about a registration server in a community?（） (Choose three.)

    • A、It is a hub device installed in the community.
    • B、A community can have one or more registration servers.
    • C、It shows the serial numbers of all devices in the community.
    • D、It stores network and community information for each device.
    • E、It is required for tunnel formation between different WX devices in the same community.

    正确答案:B,D,E

  • 第20题：

    多选题
    Which three statements are true about EIGRP operation?（）
    A

    When summarization is configured, the router will also create a route to null 0.

    B

    The summary route remains in the route table, even if there are no more specific routes to the network.

    C

    Summarization is configured on a per- interface level.

    D

    The maximum metric for the specific routes is used as the metric for the summary route.

    E

    Automatic summarization across major network boundaries  is enabled by default.


    正确答案： B,D
    解析： 暂无解析

  • 第21题：

    多选题
    Which three statements about NetFlow are true？ （）
    A

    LCP is used for PPP over ATM （PPPoA） setup.

    B

    LCP is used for PPP over Ethernet （PPPoE） setup.

    C

    LCP is used for PPP over Ethernet （PPPoPR） setup.

    D

    LCP is used for PPP CHAP authentication.

    E

    LCP is used for basic PPP link setup and operation.


    正确答案： D,E
    解析： 暂无解析

  • 第22题：

    多选题
    The Cisco AutoQoS feature is being used throughout the Company VOIP network.  Which three  statements about this feature are true？（）
    A

    The mls qos global configuration command must be entered before configuring AutoQoS.

    B

    CEF must be enabled.

    C

    The no auto qos voip command is used to disable Cisco AutoQos and revoke all  configurations generated by Cisco AutoQos.

    D

    CDP must be enabled.

    E

    SNMP must be enabled.


    正确答案： D,B
    解析： 暂无解析

  • 第23题：

    多选题
    As a network administrator, you are required to configure a switch port for a private Virtual LAN. In such a situation, which three of the following connection modes will be available during the configuration process? （）(Choose three.)
    A

    isolated mode

    B

    modular mode

    C

    community mode

    D

    promiscuous mode

    E

    non-isolated

    F

    permanent


    正确答案： F,C
    解析： 暂无解析

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