单选题Which of the following should be used to check a serial port for functionality?（）A Loopback plugB Toner probeC MultimeterD Cable tester

题目
单选题
Which of the following should be used to check a serial port for functionality?（）
A

Loopback plug

B

Toner probe

C

Multimeter

D

Cable tester

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.Which of the following tools is BEST used to measure voltage and amperage from a power source?()A. Loopback PlugB. MultimeterC. Power Supply TesterD. Extension Magnet

3.Which of the following should be used to test an internal NIC without having to connect it to thenetwork?()A. Loopback cableB. Crossover cableC. Rollover cableD. Straight cable

4.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

更多“单选题Which of the following should be used to check a serial port for functionality?（）A Loopback plugB Toner probeC MultimeterD Cable tester”相关问题

  • 第1题：

    An administrator is having a hard time adding a new switch to the network. After verifying that allthe ports are configured correctly on each switch, which of the following should the administratorverily NEXT?（）

    A. Straight-through cable is used to connect both switches

    B. Loopback plug is connected

    C. Crossover cable is used to connect both switches

    D. Cable is a rollover cable


    参考答案：C

  • 第2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3题：

    Which of the following tools would be the BEST to check connectivity of a CAT5 cable？（）

    • A、Tone generator
    • B、Multimeter
    • C、Punch-down tool
    • D、Cable tester

    正确答案:D

  • 第4题：

    Which of the following tools can be used to test if a 24-pin power cable is outputting correct voltage?（）

    • A、Cable tester
    • B、Wrist strap
    • C、Multimeter
    • D、Loopback plug

    正确答案:C

  • 第5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6题：

    Which of the following tools would a technician use to check functionality of a physical networkconnection?（）

    • A、Butt set
    • B、Cable tester
    • C、Protocol analyzer
    • D、Voltage event recorder

    正确答案:B

  • 第7题：

    An administrator is having a hard time adding a new switch to the network. After verifying that allthe ports are configured correctly on each switch, which of the following should the administratorverily NEXT?（）

    • A、Straight-through cable is used to connect both switches
    • B、Loopback plug is connected
    • C、Crossover cable is used to connect both switches
    • D、Cable is a rollover cable

    正确答案:C

  • 第8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9题：

    Which of the following should be used to check a serial port for functionality?（）

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

    正确答案:A

  • 第10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11题：

    单选题
    Which of the following kdb subcommands should be entered to obtain information about a serial port?（）
    A

     tty

    B

     stat

    C

     trace

    D

     stream


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    Which of the following should be used to check a serial port for functionality?（）
    A

    Loopback plug

    B

    Toner probe

    C

    Multimeter

    D

    Cable tester


    正确答案： A
    解析： 暂无解析

  • 第13题：

    Which of the following tools would a technician use to check functionality of a physical networkconnection?()

    A. Butt set

    B. Cable tester

    C. Protocol analyzer

    D. Voltage event recorder


    参考答案：B

  • 第14题：

    If a technician suspects that the voltage being delivered to a desktop computer’s power supply is insufficient or incorrect, which device should be used to determine the correct voltage?（）

    • A、A power supply tester
    • B、A multimeter
    • C、A loopback adapter
    • D、A cable tester

    正确答案:B

  • 第15题：

    Which of the following tools should Mike, a technician, use when testing a serial port?（）

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

    正确答案:C

  • 第16题：

    Which of the following tools is BEST used to measure voltage and amperage from a power source?（）

    • A、Loopback Plug
    • B、Multimeter
    • C、Power Supply Tester
    • D、Extension Magnet

    正确答案:B

  • 第17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18题：

    A technician suspects the AC voltage into a PC power supply is bad. Which of the following toolswould MOST likely be used to confirm the diagnosis?（）

    • A、Multimeter
    • B、Oscilloscope
    • C、Cable tester
    • D、Power supply tester

    正确答案:A

  • 第19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20题：

    Which of the following should be used to test an internal NIC without having to connect it to thenetwork?（）

    • A、Loopback cable
    • B、Crossover cable
    • C、Rollover cable
    • D、Straight cable

    正确答案:A

  • 第21题：

    Which of the following kdb subcommands should be entered to obtain information about a serial port?（）

    • A、 tty
    • B、 stat
    • C、 trace
    • D、 stream

    正确答案:A

  • 第22题：

    单选题
    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
    解析： 暂无解析

  • 第23题：

    单选题
    Which of the following tools would be the BEST to check connectivity of a CAT5 cable？（）
    A

    Tone generator

    B

    Multimeter

    C

    Punch-down tool

    D

    Cable tester


    正确答案： D
    解析： 暂无解析

  • 第24题：

    单选题
    If a technician suspects that the voltage being delivered to a desktop computer’s power supply is insufficient or incorrect, which device should be used to determine the correct voltage?（）
    A

    A power supply tester

    B

    A multimeter

    C

    A loopback adapter

    D

    A cable tester


    正确答案： D
    解析： 暂无解析

相关内容