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更多“Which of the following wiring di”相关问题
  • 第1题:

    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


    正确答案:B
    解析:Explanation:LANtopologiesdefinethemannerinwhichnetworkdevicesareorganized.FourcommonLANtopologiesexist:bus,ring,star,andtree.Thesetopologiesarelogicalarchitectures,buttheactualdevicesneednotbephysicallyorganizedintheseconfigurations.Logicalbusandringtopologies,forexample,arecommonlyorganizedphysicallyasastar.AbustopologyisalinearLANarchitectureinwhichtransmissionsfromnetworkstationspropagatethelengthofthemediumandarereceivedbyallotherstations.OfthethreemostwidelyusedLANimplementations,Ethernet/IEEE802.3networks,including100BaseT,implementabustopology,whichisillustratedinFigure2-3.Somenetworksimplementalocalbustopology.

  • 第2题:

    Which of the following phonetic symbol is not right?


    答案:D
    解析:

  • 第3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4题:

    Jill, a technician, is installing several PCs in a home that is pre-wired with Ethernet to seven rooms. In the wiring closet all the Ethernet cables are hanging free and are not labeled. Which of the following tools would the technician use to locate the cable that runs to each room?()

    • A、Extension magnet
    • B、Toner probe
    • C、Multimeter
    • D、Optical Time Domain Reflectometer (OTDR)

    正确答案:B

  • 第5题:

    Which of the following is the correct wiring order for an RJ-11 two line jack?()

    • A、Black,Green,Red,Yellow
    • B、Black,Red,Green,Yellow
    • C、Red,Black,Green,Yellow
    • D、Yellow,Red,Green,Black

    正确答案:B

  • 第6题:

    A small business with eight employees has just opened their office in a renovated loft in a busy downtown area. The owner of the building does not want to run any additional wiring beyond power, to preserve the historic nature of the building. Because of this stipulation, almost all tenants in the building have chosen to implement wireless. Which of the following should be the FIRST step in setting up this SOHO network?()

    • A、Run a wireless site survey
    • B、Speak to tenants to determine their telephone standards.
    • C、Install and configure a Gigabit switch.
    • D、Determine the operating system versions.

    正确答案:A

  • 第7题:

    Which of the following would help a new administrator quickly determine if a network had a VLANfor its publicly accessible servers?()

    • A、Baselines
    • B、Regulations
    • C、Logical network diagrams
    • D、Wiring schematics

    正确答案:C

  • 第8题:

    A technician is told to make 50 foot (15.24 meters) patch cables, and is given a spool of CAT6UTP cable and a bag of RG-45 connectors. Which of the following tools would BEST be used todo this task?()

    • A、A cable tester
    • B、A crimper
    • C、A cable wiring chart
    • D、A toner probe
    • E、A multimeter
    • F、A cutting shear

    正确答案:A,B

  • 第9题:

    单选题
    The "1000" in 1000BaseT cabling represents which of the following?()
    A

    The theoretical maximum cable length

    B

    The theoretical maximum bandwidth

    C

    The theoretical port limit of the cable

    D

    The quality level of the copper wiring used


    正确答案: A
    解析: 暂无解析

  • 第10题:

    多选题
    A technician is told to make 50 foot (15.24 meters) patch cables, and is given a spool of CAT6UTP cable and a bag of RG-45 connectors. Which of the following tools would BEST be used todo this task?()
    A

    A cable tester

    B

    A crimper

    C

    A cable wiring chart

    D

    A toner probe

    E

    A multimeter

    F

    A cutting shear


    正确答案: D,A
    解析: 暂无解析

  • 第11题:

    单选题
    Which of the following wiring distribution components uses a bridge clip to connect both sides ofthe block?()
    A

    110 block

    B

    Demarc

    C

    Smart jack

    D

    66 block


    正确答案: B
    解析: 暂无解析

  • 第12题:

    单选题
    On a tank vessel, which of the following substances would be burning in a class "B" fire?()
    A

    Oil

    B

    Wood

    C

    Rags

    D

    Electrical wiring


    正确答案: B
    解析: 暂无解析

  • 第13题:

    Which of the following sounds is a voiced bilabial stop?


    答案:D
    解析:
    考查辅音的发音特征。[b]是带声的、双唇音和爆破音。

  • 第14题:

    A basic cable tester can be used to do which of the following?()

    • A、Assure end to end continuity of a UTP cable.
    • B、Locate the distance to a cable break.
    • C、Determine the CAT level of a UTP cable.
    • D、Determine the distance to the nearest wiring closet.

    正确答案:A

  • 第15题:

    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.

    正确答案:B

  • 第16题:

    Which of the following utilities are used to choose which programs run at startup? ()

    • A、SFC
    • B、SETDEBUG
    • C、MSCONFIG
    • D、REGEDIT

    正确答案:C

  • 第17题:

    The "1000" in 1000BaseT cabling represents which of the following?()

    • A、The theoretical maximum cable length
    • B、The theoretical maximum bandwidth
    • C、The theoretical port limit of the cable
    • D、The quality level of the copper wiring used

    正确答案:B

  • 第18题:

    A user in the accounting department reports that their office is able to connect to the network, but they are unable to connect to the Internet. Which of the following documentation would be the MOST useful to the administrator in diagnosing this issue?() (Select TWO).

    • A、Physical network diagram
    • B、Job log
    • C、Acceptable use policy
    • D、Baseline documentation
    • E、Wiring schematic

    正确答案:A,E

  • 第19题:

    Which of the following uses copper wiring?()

    • A、10GBase-ER
    • B、10GBase-LW
    • C、100Base-FX
    • D、1000Base-T

    正确答案:D

  • 第20题:

    Which of the following wiring distribution components uses a bridge clip to connect both sides ofthe block?()

    • A、110 block
    • B、Demarc
    • C、Smart jack
    • D、66 block

    正确答案:D

  • 第21题:

    单选题
    Which of the following is not a wind().
    A

    Growler

    B

    Norther

    C

    Levanter

    D

    Mistral


    正确答案: C
    解析: 暂无解析

  • 第22题:

    单选题
    Which of the following represents a wiring standard for twisted pair cables?()
    A

    Fiber

    B

    T568A

    C

    IEEE1394

    D

    CAT5


    正确答案: D
    解析: 暂无解析

  • 第23题:

    单选题
    Which of the following prepositional phrases can function as an adverbial?
    A

    His absence is due to the rain.

    B

    Don’t touch it with your hands.

    C

    After the exams is the time to relax.

    D

    I found everything in good condition.


    正确答案: B
    解析:
    考查介词短语在句中所做的句子成分。A选项中的介词短语在句中做表语;C选项中的介词短语在句中做主语;D选项中的介词短语在句中做宾语补足语;故选A。