A low HDOP (Horizontal Dilution of Precision) number such as 2 indicates a ______.A.poor fixB.good fixC.poor signal qualityD.good signal quality

题目

A low HDOP (Horizontal Dilution of Precision) number such as 2 indicates a ______.

A.poor fix

B.good fix

C.poor signal quality

D.good signal quality

相似考题

1.The precision of ADC ( analog－to－digital conversion ) is determined by _____.A、its speedB、its gainC、the accuracy of the reference voltageD、the number of binary bits

2.The cetane number of a diesel fuel oil indicates its ______.A.ignition qualityB.acid contentC.heating valueD.viscosity

3.The cetane number of a diesel fuel oil indicates its ______.A.viscosityB.acid contentC.heating valueD.ignition quality

4.(假设precision=TP/(TP+FP),recall=TP/(TP+FN)。)在二分类问题中，当测试集的正例和负例数量不均衡时，以下评价方案哪个是相对不合理的()A.Accuracy:(TP+TN)/allB.F-value:2*recall*precision/(recall+precision)C.G-mean:sqrt(precision*recall)D.AUC:曲线下面积

更多“A low HDOP (Horizontal Dilution of Precision) number such as 2 indicates a ______.A.poor f ”相关问题

  • 第1题：

    A single barometric pressure reading of 28.60 indicates ______.

    A.rapidly improving weather

    B.deteriorating weather

    C.a severe low pressure system

    D.fair weather and calm


    正确答案：C

  • 第2题：

    Usually low key is used for emphasis and contrast; mid key indicates an expected, neutral attitude; and low key provides low information.（）

    A对

    B错


    错
    略

  • 第3题：

    Usually low key is used for emphasis and contrast; mid key indicates an expected, neutral attitude; and low key provides low information.（）


    正确答案:错误

  • 第4题：

    When troubleshooting a network， the output of the command show interfaces indicates a large number of runts. What is a runt？（）

    • A、the number of packets that are discarded because they exceed the maximum packet size of the medium
    • B、errors created when the CRC generated by the originating LAN station or far-end device does not match the checksum calculated from the data received.
    • C、the number of packets that are discarded because they are smaller than the minimum packet size of the medium
    • D、the number of received packets that were ignored by the interface because the interface hardware ran low on internal buffers
    • E、the number of times that the interface requested another interface within the router to slow down

    正确答案:C

  • 第5题：

    单选题
    （）indicates unstable weather.
    A

    The persence of cirrus clouds

    B

    The low-hanging stratus clouds

    C

    The altocumulus clouds

    D

    The massive cumulus clouds


    正确答案： A
    解析： 暂无解析

  • 第6题：

    单选题
    If found oil when we open low oil level plug of separator, it indicates （）
    A

    the separator is overload

    B

    the monitor equipment of separator fails

    C

    the discharge pump of separator can not work

    D

    the temperature of oil water is low


    正确答案： B
    解析： 暂无解析

  • 第7题：

    单选题
    When troubleshooting a network， the output of the command show interfaces indicates a large number of runts. What is a runt？（）
    A

    the number of packets that are discarded because they exceed the maximum packet size of the medium

    B

    errors created when the CRC generated by the originating LAN station or far-end device does not match the checksum calculated from the data received.

    C

    the number of packets that are discarded because they are smaller than the minimum packet size of the medium

    D

    the number of received packets that were ignored by the interface because the interface hardware ran low on internal buffers

    E

    the number of times that the interface requested another interface within the router to slow down


    正确答案： D
    解析： 暂无解析

  • 第8题：

    单选题
    The cetane number of a diesel fuel oil indicates its（）
    A

    Viscosity

    B

    acid content

    C

    heating value

    D

    ignition quality


    正确答案： B
    解析： 暂无解析

  • 第9题：

    单选题
    Operating a diesel engine under light loads and at low temperatures for an exhaust for an extended period can result in（）
    A

    formation of carbon on the intake and exhaust ports

    B

    high water jacket temperatures

    C

    overheated pistons and cylinders

    D

    an increase in lube oil viscosity due to fuel dilution


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    If a used lube oil analysis indicates excessive fuel dilution, the lube oil should be （）
    A

    changed

    B

    centrifuged

    C

    filtered

    D

    settled


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    A low HDOP (Horizontal Dilution of Precision) number such as 2 indicates a （）.
    A

    poor fix

    B

    good fix

    C

    poor signal quality

    D

    good signal quality


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    By day，the horizontal motion of a white flag，or arms extended horizontally，by a person on the beach indicates（）.
    A

    Haul away

    B

    Tail block is made fast

    C

    Negative

    D

    Affirmative


    正确答案： B
    解析： 暂无解析

  • 第13题：

    A barometer showing falling pressure indicates the approach of a ______.

    A.high pressure system

    B.low pressure system

    C.high dew point

    D.low dew point


    正确答案：B
    气压计显示气压下降，表示低气压临近。

  • 第14题：

    Which of the following options indicates the number of adapters that may be banded together to form an EtherChannel？（）

    • A、1 or 3
    • B、2 or more of differing models
    • C、2 or 4 of the same model
    • D、2 or more of the same model

    正确答案:B

  • 第15题：

    Which statement correctly describes network security settings in Cisco Network Assistant for the Catalyst Express 500 Switch？（）

    • A、The LOW setting enables broadcast storm control， but has no effect on the number of devices that can connect to a switch port
    • B、The LOW setting enables broadcast storm control and limits the number of devices that can connect to a switch port.
    • C、The LOW setting disables broadcast storm control but limits the number of devices that can connect to a switch port
    • D、The default network setting is "HIGH"

    正确答案:B

  • 第16题：

    多选题
    用于描述卫星的几何分布对测量精度影响的精度衰减因子有（）等。
    A

    GDOP–Geometry Dilution of Precision，几何精度衰减因子

    B

    PDOP–Position Dilution of Precision，位置精度衰减因子

    C

    TDOP–Time Dilution of Precision，时间精度衰减因子

    D

    HDOP–Horizontal Dilution of Precision，平面精度衰减因子

    E

    VDOP–Vertical Dilution of Precision，高程精度衰减因子


    正确答案： B,D
    解析： 暂无解析

  • 第17题：

    单选题
    A single barometric pressure reading of 28.60 indicates（）.
    A

    rapidly improving weather

    B

    deteriorating weather

    C

    a severe low pressure system

    D

    fair weather and calm


    正确答案： A
    解析： 暂无解析

  • 第18题：

    单选题
    A diesel engine should not be operated at low loads for long periods of time because（）
    A

    heavy carbon deposits will buildup on the valves and in the exhaust

    B

    fuel dilution is increased at low load

    C

    exhaust valves may be damaged

    D

    all of the above


    正确答案： C
    解析： 暂无解析

  • 第19题：

    单选题
    If the low level alarm of the diesel fuel day tank fails to function, you can expect trouble from（）
    A

    overheated injection pumps

    B

    water condensed in the cylinders

    C

    fuel dilution of the lube oil

    D

    air in the fuel system


    正确答案： C
    解析： 暂无解析

  • 第20题：

    单选题
    What indicates a dual purpose buoy? （）
    A

    Red buoy with a horizontal yellow band

    B

    Red and white vertically-striped buoy with a vertical yellow stripe

    C

    Red and white vertically-striped buoy with a red spherical topmark

    D

    Green buoy with a yellow square


    正确答案： D
    解析： 暂无解析

  • 第21题：

    单选题
    Which statement correctly describes network security settings in Cisco Network Assistant for the Catalyst Express 500 Switch？（）
    A

    The LOW setting enables broadcast storm control， but has no effect on the number of devices that can connect to a switch port

    B

    The LOW setting enables broadcast storm control and limits the number of devices that can connect to a switch port.

    C

    The LOW setting disables broadcast storm control but limits the number of devices that can connect to a switch port

    D

    The default network setting is HIGH


    正确答案： D
    解析： 暂无解析

  • 第22题：

    单选题
    Which of the following options indicates the number of adapters that may be banded together to form an EtherChannel？（）
    A

    1 or 3

    B

    2 or more of differing models

    C

    2 or 4 of the same model

    D

    2 or more of the same model


    正确答案： B
    解析： 暂无解析

  • 第23题：

    判断题
    Usually low key is used for emphasis and contrast; mid key indicates an expected, neutral attitude; and low key provides low information.（）
    A

    对

    B

    错


    正确答案： 对
    解析： 暂无解析

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