单选题The technician notices that one of the wires in a CAT5 cable is cut in half. Which of the followingconnectivity issues did the technician discover?（）A Open pairsB AttenuationC CrosstalkD Interference

题目
单选题
The technician notices that one of the wires in a CAT5 cable is cut in half. Which of the followingconnectivity issues did the technician discover?（）
A

Open pairs

B

Attenuation

C

Crosstalk

D

Interference

相似考题

1.After making a long CAT5 cable, the technician fears that the cable may have been damagedduring the pull, but does not have a cable tester. Which of the following would be the BESTalternative tool to determine whether there are any breaks or shorts in the cable?（）A. MultimeterB. VoltmeterC. Loopback plugD. Toner probe

2.A technician needs to install additional access points for a new high speed connection being added in the new office space. Which of the following will MOST likely be installed to allow additional CAT5 cable connections?（）A. Smart JackB. DemarcC. 110 BlockD. 66 Block

3.A network technician arrives to work and discovers users are having a problem connecting thecompany server. The server operator was working on upgrades the night before.Which of the following documents should the technician use to attempt to discover the problem?（）A. Network mapsB. Change managementC. BaselinesD. Cable management

4.The technician notices that one of the wires in a CAT5 cable is cut in half. Which of the followingconnectivity issues did the technician discover?()A.Open pairsB.AttenuationC.CrosstalkD.Interference

更多“单选题The technician notices that one of the wires in a CAT5 cable is cut in half. Which of the followingconnectivity issues did the technician discover?（）A Open pairsB AttenuationC CrosstalkD Interference”相关问题

  • 第1题：

    A network technician arrives to work and discovers users are having a problem connecting the company server. The server operator was working on upgrades the night before. Which of the following documents should the technician use to attempt to discover the problem?（）

    • A、Network maps
    • B、Change management
    • C、Baselines
    • D、Cable management

    正确答案:B

  • 第2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3题：

    A technician is attempting to determine whether a CAT5 patch cord is a straight-through or acrossover. Which of the following is the BEST to use to determine the cord type?（）

    • A、Cable tester
    • B、Loopback cable
    • C、Multimeter
    • D、Extension magnet

    正确答案:A

  • 第4题：

    When testing a CAT5 cable, the technician notices that pin A is open. However, the cable stillworks fine. Which of the following describes how this is possible?（）

    • A、The cable was tested for 100Base-TX.
    • B、The cable is a 1000BaseT cable.
    • C、The switch uses link aggregation,
    • D、The switch was setup to use MDIX

    正确答案:A

  • 第5题：

    A technician needs to install additional access points for a new high speed connection being added in the new office space. Which of the following will MOST likely be installed to allow additional CAT5 cable connections?（）

    • A、Smart Jack
    • B、Demarc
    • C、110 Block
    • D、66 Block

    正确答案:C

  • 第6题：

    单选题
    After a technician came out and installed a new wireless router, one of the wired workstations began having problems connecting to the file server. This is only an intermittent problem. Which of the following actions will the technician MOST likely perform to resolve this problem?（）
    A

    Change the router's SSID 

    B

    Move the router's location

    C

    Check user permissions

    D

    Check the cable ends


    正确答案： C
    解析： 暂无解析

  • 第7题：

    单选题
    A technician needs to install additional access points for a new high speed connection being added in the new office space. Which of the following will MOST likely be installed to allow additional CAT5 cable connections?（）
    A

    Smart Jack

    B

    Demarc

    C

    110 Block

    D

    66 Block


    正确答案： D
    解析： 暂无解析

  • 第8题：

    单选题
    A technician is servicing a customer’s color laser printer and notices excess toner in the printer.Which of the following tools would BEST assist the technician in removing the excess toner?（）
    A

    Damp towel

    B

    Compressed air

    C

    Alcohol wipe

    D

    Computer vacuum


    正确答案： A
    解析： 暂无解析

  • 第9题：

    单选题
    A technician is dispatched to a malware infected system. Upon arrival, the technician notices themalware’s pop-up on the screen. Which of the following boot methods would the technician utilize?（）
    A

    Reboot in Safe Mode

    B

    Reboot in Recovery Console

    C

    Reboot in Last Known Good Configuration

    D

    Reboot in System Debug Mode


    正确答案： C
    解析： 暂无解析

  • 第10题：

    单选题
    After making a long CAT5 cable, the technician fears that the cable may have been damagedduring the pull, but does not have a cable tester. Which of the following would be the BESTalternative tool to determine whether there are any breaks or shorts in the cable?（）
    A

    Multimeter

    B

    Voltmeter

    C

    Loopback plug

    D

    Toner probe


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    A technician is setting up a new inkjet printer and notices that the images appear hazy. Which of the following should the technician perform FIRST to resolve the issue?（）
    A

    Refill the cartridges

    B

    Replace the toner

    C

    Replace the network cable

    D

    Calibrate the inkjet printer


    正确答案： B
    解析： 暂无解析

  • 第12题：

    多选题
    Five minutes after issuing the show running-config command, a technician enters the command again and notices that several access list statements have been altered. Because of this, the technician believes that the router is being configured by an unknown person through Telnet. Before changing the router passwords, the technician would like to discover if anyone is connected to the router by Telnet and stop them from making further changes. Which commands will accomplish these options?（）
    A

    show hosts

    B

    show sessions

    C

    show connections

    D

    disconnect

    E

    CTRL+SHIFT+6x

    F

    exit


    正确答案： D,C
    解析： 暂无解析

  • 第13题：

    A technician does not have power to a PC. Which of the following tools should the technician use to check for electricity?（）

    • A、Cable tester
    • B、Power supply tester
    • C、Tone generator
    • D、Multimeter

    正确答案:D

  • 第14题：

    A technician needs to find an end of a network cable drop. Which of the following tools would the technician use?（）

    • A、Cable tester
    • B、Multimeter
    • C、Toner probe
    • D、Loopback plug

    正确答案:C

  • 第15题：

    After testing a new 100BaseTX cable, the technician determines that only pairs 4, 5, 7, and 8 are straight-thru wires. Which of the following MOST likely describes this cable type?（）

    • A、Crossover cable with open pairs
    • B、Crossover cable
    • C、Rollover cable
    • D、Straight-thru cable with open pairs

    正确答案:B

  • 第16题：

    The technician notices that one of the wires in a CAT5 cable is cut in half. Which of the followingconnectivity issues did the technician discover?（）

    • A、Open pairs
    • B、Attenuation
    • C、Crosstalk
    • D、Interference

    正确答案:A

  • 第17题：

    After making a long CAT5 cable, the technician fears that the cable may have been damagedduring the pull, but does not have a cable tester. Which of the following would be the BESTalternative tool to determine whether there are any breaks or shorts in the cable?（）

    • A、Multimeter
    • B、Voltmeter
    • C、Loopback plug
    • D、Toner probe

    正确答案:A

  • 第18题：

    单选题
    After testing a new 100BaseTX cable, the technician determines that only pairs 4, 5, 7, and 8 are straight-thru wires. Which of the following MOST likely describes this cable type?（）
    A

    Crossover cable with open pairs

    B

    Crossover cable

    C

    Rollover cable

    D

    Straight-thru cable with open pairs


    正确答案： D
    解析： 暂无解析

  • 第19题：

    单选题
    A technician needs to check which ports are open in the Windows Firewall. Which of the following willallow the technician to view these settings?（）
    A

    netsh firewall show logging

    B

    ipconfig /all

    C

    netsh firewall show state

    D

    arp -a


    正确答案： D
    解析： 暂无解析

  • 第20题：

    单选题
    The technician notices that one of the wires in a CAT5 cable is cut in half. Which of the followingconnectivity issues did the technician discover?（）
    A

    Open pairs

    B

    Attenuation

    C

    Crosstalk

    D

    Interference


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    A technician needs to find an end of a network cable drop. Which of the following tools would the technician use?（）
    A

    Cable tester

    B

    Multimeter

    C

    Toner probe

    D

    Loopback plug


    正确答案： B
    解析： 暂无解析

  • 第22题：

    单选题
    While performing a preventative maintenance check on a personal computer, a technician notices thatseveralunused expansion card slots have open ports. Which of the following BEST describes why the covers for these card slots should be reinstalled?（）
    A

    Help limit radio frequency interference (RFI) inside the case.

    B

    Help ensure proper air flow through the case.

    C

    Help prevent moisture buildup in the case.

    D

    Help limit electrostatic discharge (ESD) inside the case.


    正确答案： A
    解析： 暂无解析

  • 第23题：

    单选题
    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： D
    解析： 暂无解析

  • 第24题：

    单选题
    When testing a CAT5 cable, the technician notices that pin A is open. However, the cable stillworks fine. Which of the following describes how this is possible?（）
    A

    The cable was tested for 100Base-TX.

    B

    The cable is a 1000BaseT cable.

    C

    The switch uses link aggregation,

    D

    The switch was setup to use MDIX


    正确答案： D
    解析： 暂无解析

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