A user plugged a cable between two network jacks that attach to the same switch and caused a broadcast storm. Which of the following would have prevented the broadcast storm?（）A、Spanning treeB、VLAN taggingC、802.1xD、Port mirroring

题目

A user plugged a cable between two network jacks that attach to the same switch and caused a broadcast storm. Which of the following would have prevented the broadcast storm?（）

  • A、Spanning tree
  • B、VLAN tagging
  • C、802.1x
  • D、Port mirroring
相似考题

1.Which type of cable should be used to make a connection between the Fa0/0 port on a router and the Fa0/0 port switch?A．Rollover cableB．Console cableC．Crossover cableD．Straight-through cableE．Serial cable

2.A user states that they are trying to project their laptop to a screen for a presentation. They have plugged the projector cable into their laptop, and turned the projector on, but no signal is found. Which of the following should the technician perform FIRST?（）A. Ensure the projector is receiving powerB. Verify the laptop is not running on batteryC. Toggle the function key for displaysD. Replace the projector cable with another

3.A user is trying to connect their new desktop to the network but is unable to get an IP address.The technician tests the cable and finds that there are too many open pairs.Which of the following wiring standards needs to be used in the replacement cable?（）A. 568BB.CrossoverC. 569-AD. 607-A

4.An administrator is using a protocol analyzer to monitor traffic between two servers. However, theonly traffic that appears is broadcast and traffic originating from the administrator‘s PC.Which of the following devices is the administrator plugged into? （）A.HubB. BridgeC. SwitchD. Router

参考答案和解析
正确答案:A
更多“A user plugged a cable between ”相关问题

  • 第1题：

    A user is trying to connect their new desktop to the network but is unable to get an IP address. The technician tests the cable and finds that there are too many open pairs. Which of the following wiring standards needs to be used in the replacement cable?（）

    • A、568B
    • B、Crossover
    • C、569-A
    • D、607-A

    正确答案:A

  • 第2题：

    Which type of cable should be used to make a connection between the Fa0/0 port on a router and the Fa0/0 port switch?（）

    • A、Rollover cable
    • B、Console cab le
    • C、Crossover cable
    • D、Straight-through cable
    • E、Serial cable

    正确答案:C

  • 第3题：

    Workstation A has been assigned an IP address of 192.0.2.24/28. Workstation B has been assigned an IP address of 192.0.2.100/28. The two workstations are connected with a straight-through cable. Attempts to ping between the hosts are unsuccessful. What two things can be done to allow communications between the hosts? （）

    • A、Replace the straight-through cable with a crossover cable.
    • B、Change the subnet mask of the hosts to /25.
    • C、Change the subnet mask of the hosts to /26.
    • D、Change the address of Workstation A to 192.0.2.15.
    • E、Change the address of Workstation B to 192.0.2.111.

    正确答案:A,B

  • 第4题：

    A user explains that after the office was vacuumed the previous night their sound is not working and they cannot get onto the network. The user has verified that all of the PC’s cables are plugged into their respective ports. Which of the following is the MOST likely cause?（）

    • A、Frayed or broken cables
    • B、UPS is unplugged
    • C、NIC and sound card are disabled in Device Manager
    • D、Speakers are muted

    正确答案:A

  • 第5题：

    A user is attempting to connect to the network remotely using a laptop and dial-up. The user plugsthe cable into the only available laptop connection, but the connector is loose inside the port. TheMOST likely reason the connector is loose is the:（）

    • A、RJ-11 connector needs to be re-crimped
    • B、User has plugged into the laptop's NIC port
    • C、User has plugged the wrong end of the cable into the port
    • D、RJ-11 connector needs to be replaced with an RJ-45 connector

    正确答案:B

  • 第6题：

    An administrator is working on a rack mount server with all newly installed equipment. Theuninterruptible power supply （UPS） in the rack starts beeping loudly. Which of the following is the FIRST troubleshooting step that should be taken？（）

    • A、Ensure that the power cable for the UPS is plugged in.
    • B、Ensure the battery in the UPS is still good.
    • C、Check the smart cable connecting the UPS to the server.
    • D、Reset the UPS to determine if the problem persists.

    正确答案:A

  • 第7题：

    A user has just moved a PC from one office to another. The patch cable and the NIC do notappear to be functioning in the new office but were working before the move. The patch cable is plugged in correctly to both the NIC and the wall jack. Which of the following actions should the technician take FIRST?（）

    • A、Verify that the network card is compatible with the operating system.
    • B、Verify that the port on the switch is enabled.
    • C、Update the network card driver.
    • D、Replace the network cable with a crossover cable.

    正确答案:B

  • 第8题：

    You are designing a client computer upgrade strategy for Contoso.Ltd.  What should you do？（）

    • A、 Use the ldifde command to migrate user settings.
    • B、 Use the User State Migration Tool （USMT） to Migrate user settings.
    • C、 Create trust relationships between the Chicago domain and the San Francisco domain. Use the Active Directory Migration Tool （ADMT） to migrate user settings.
    • D、 Create trust relationships between the forest root domain and the San Francisco domain. Use the Active Directory Migration Tool （ADMT） to migrate user settings.

    正确答案:B

  • 第9题：

    单选题
    A user would like to use an external monitor with their laptop, but when the monitor is plugged in and connected to the laptop, the screen does not display on the monitor. Which of the following is the BEST way to display an image on both the monitor and the laptop?（）
    A

    Change resolution on laptop

    B

    Toggle FN key and external monitor key

    C

    Try a different monitor type

    D

    Try using a different monitor cable


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    A user reports that when the phone rings in their house the wireless on their laptops becomes disconnected. Which of the following BEST describes the issue?（）
    A

    The cordless phones are plugged into same outlet as the router

    B

    The cordless phones are 5.8Ghz which interferes with wireless

    C

    The cordless phones are 2.4Ghz which interferes with wireless

    D

    The cordless phones are plugged into the RJ-11 jack


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    A user plugged a cable between two network jacks that attach to the same switch and caused a broadcast storm. Which of the following would have prevented the broadcast storm?（）
    A

    Spanning tree

    B

    VLAN tagging

    C

    802.1x

    D

    Port mirroring


    正确答案： B
    解析： 暂无解析

  • 第12题：

    单选题
    What kind of cable should be used to establish a trunked line between two Catalyst 2950 switches?（）
    A

    a straight-through cable

    B

    an EIA/TIA-232 serial cable

    C

    an auxiliary cable

    D

    a modem cable

    E

    a cross-over cable


    正确答案： B
    解析： 暂无解析

  • 第13题：

    A user reports that when the phone rings in their house the wireless on their laptops becomes disconnected. Which of the following BEST describes the issue?（）

    • A、The cordless phones are plugged into same outlet as the router
    • B、The cordless phones are 5.8Ghz which interferes with wireless
    • C、The cordless phones are 2.4Ghz which interferes with wireless
    • D、The cordless phones are plugged into the RJ-11 jack

    正确答案:C

  • 第14题：

    What kind of cable should be used to establish a trunked line between two Catalyst 2950 switches?（）

    • A、a straight-through cable
    • B、an EIA/TIA-232 serial cable
    • C、an auxiliary cable
    • D、a modem cable
    • E、a cross-over cable

    正确答案:E

  • 第15题：

    Which two statements are true about broadband cable （HFC） systems？（）

    • A、Cable modems only operate at Layer 1 of the OSI model.
    • B、Cable modems operate at Layers 1 and 2 of the OSI model.
    • C、Cable modems operate at Layers 1， 2， and 3 of the OSI model.
    • D、A function of the cable modem termination system （CMTS） is to convert the modulated signal from the cable modem into a digital signal.
    • E、A function of the cable modem termination system is to convert the digital data stream from the end user host into a modulated RF signal for transmission onto the cable system.

    正确答案:B,D

  • 第16题：

    A user states that they are trying to project their laptop to a screen for a presentation. They have plugged the projector cable into their laptop, and turned the projector on, but no signal is found. Which of the following should the technician perform FIRST?（）

    • A、Ensure the projector is receiving power
    • B、Verify the laptop is not running on battery
    • C、Toggle the function key for displays
    • D、Replace the projector cable with another

    正确答案:C

  • 第17题：

    A user has a small network of four computers that they want to connect to a single cable modem. Which of the following devices would allow the user to do this？（）

    • A、Four port switch
    • B、Four port wireless router
    • C、Four port WAP
    • D、Four port hub

    正确答案:B

  • 第18题：

    An administrator is using a protocol analyzer to monitor traffic between two servers. However, the only traffic that appears is broadcast and traffic originating from the administrator's PC. Which of the following devices is the administrator plugged into? （）

    • A、Hub
    • B、Bridge
    • C、Switch
    • D、Router

    正确答案:C

  • 第19题：

    When making a serial connection between two Windows 2000 machines， which type of cable is needed for proper communications？（）

    • A、RG-59 coaxial cable
    • B、RS-232 Null Modem cable
    • C、telephone cable
    • D、UTP CAT5 patch cable

    正确答案:B

  • 第20题：

    多选题
    Which two statements are true about broadband cable （HFC） systems？（）
    A

    Cable modems only operate at Layer 1 of the OSI model.

    B

    Cable modems operate at Layers 1 and 2 of the OSI model.

    C

    Cable modems operate at Layers 1， 2， and 3 of the OSI model.

    D

    A function of the cable modem termination system （CMTS） is to convert the modulated signal from the cable modem into a digital signal.

    E

    A function of the cable modem termination system is to convert the digital data stream from the end user host into a modulated RF signal for transmission onto the cable system.


    正确答案： B,D
    解析： 暂无解析

  • 第21题：

    单选题
    A user is unable to access the company website on a laptop. A network technician verifies that theuser can access other Internet pages. According to network troubleshooting methodology, which of the following steps should be taken NEXT?（）
    A

    Remotely connect to the user's laptop and review the network configuration settings

    B

    Ping the web server from inside the network to ensure it is still up and running.

    C

    Check to make sure the company's website is accessible from the Internet.

    D

    Ensure the Ethernet cable is securely plugged into the user's laptop


    正确答案： B
    解析： 暂无解析

  • 第22题：

    单选题
    A user is attempting to connect to the network remotely using a laptop and dial-up. The user plugsthe cable into the only available laptop connection, but the connector is loose inside the port. TheMOST likely reason the connector is loose is the:（）
    A

    RJ-11 connector needs to be re-crimped

    B

    User has plugged into the laptop's NIC port

    C

    User has plugged the wrong end of the cable into the port

    D

    RJ-11 connector needs to be replaced with an RJ-45 connector


    正确答案： B
    解析： 暂无解析

  • 第23题：

    单选题
    Which type of cable should be used to make a connection between the Fa0/0 port on a router and the Fa0/0 port switch?（）
    A

    Rollover cable

    B

    Console cab le

    C

    Crossover cable

    D

    Straight-through cable

    E

    Serial cable


    正确答案： D
    解析： 暂无解析

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