参考答案和解析
参考答案:B
更多“If the power is 0 dBm, what is the power in mW?() ”相关问题
  • 第1题:

    What is the ERP (Effective Radiated Power), if the output power from the radio is 43 dBm, the cable losses 3 dB, and the antenna gain 14 dBd? ()

    • A、43dBm
    • B、54dBm
    • C、32dBm
    • D、60dBm
    • E、23dBm

    正确答案:B

  • 第2题:

    A lightweight access point has been connected to a Catalyst 3550 24-PWR switch, and on power-up the access point fails. What is the problem with the switch?()

    • A、The power supply has inadequate wattage.
    • B、Power is incorrectly configured on the port.
    • C、It does not support 802.3af Poe.
    • D、Power is not enabled on the port.

    正确答案:C

  • 第3题:

    覆盖率=(Ec/Io≥-12dB&反向Tx_Power≤15dBm&Rx_Power≥-95dBm)的采样点数/采样点总数×100%适用于郊区。


    正确答案:错误

  • 第4题:

    What is the difference between the transmitted power and the sensitivity of the receiver? ()

    • A、 OSNR
    • B、 dispersion
    • C、 attenuation
    • D、 power budget
    • E、 amplifier spacing
    • F、 four wave mixing

    正确答案:D

  • 第5题:

    When surveying for VoWLAN, which power level should you base the access point coverage designon?()

    • A、40mW maximum transmit power
    • B、average power level of the VoWLAN clients
    • C、100mW transmit power
    • D、lowest power level of the VoWLAN clients

    正确答案:D

  • 第6题:

    What is a key advantage of the POWER5 technology over all other competitive offerings?()

    • A、POWER5 supports multiple operating systems.
    • B、POWER5 supports more nodes in a clustered environment.
    • C、POWER5 hypervisor has significantly less overhead than hardware partitioning.
    • D、POWER5 has greater granularity of resources such as memory, processors and I/O.

    正确答案:D

  • 第7题:

    What is the minimum version of POWER architecture which supports capped and uncapped partitions in the same shared processor pool?()

    • A、 POWER4 
    • B、 POWER5 
    • C、 POWER6 
    • D、 POWER5+

    正确答案:B

  • 第8题:

    单选题
    What is the minimum version of POWER architecture which supports capped and uncapped partitions in the same shared processor pool?()
    A

     POWER4 

    B

     POWER5 

    C

     POWER6 

    D

     POWER5+


    正确答案: A
    解析: 暂无解析

  • 第9题:

    问答题
    What did the woman take as the power button?

    正确答案: The mouse.
    解析:
    推断题。根据题干可定位到文章第一段。该段一开始就提到,一位女士打电话说她的电脑开不了机,当技术员问她按下开机键后电脑有什么反应时,她说她不停地按一个脚踏开关(foot pedal),而尾句提到她所谓的脚踏开关其实就是鼠标。由此可见这名女士是把鼠标当成开机键了。

  • 第10题:

    单选题
    In addition to a POWER5 system and an HMC, what else is required to enable Micro-Partitions in an AIX environment?()
    A

    AIX 5.3 and Dynamic Logical Partitioning

    B

    AIX 5.2 and Dynamic Logical Partitioning

    C

    AIX 5.2 and Advanced POWER Virtualization feature

    D

    AIX 5.3 and Advanced POWER Virtualization feature


    正确答案: D
    解析: 暂无解析

  • 第11题:

    单选题
    What can we learn from the passage?
    A

    Solar energy itself is expensive.

    B

    Solar power will be used up very soon.

    C

    Solar power is a kind of clean and useful energy.

    D

    Solar power is much better than the other energies.


    正确答案: D
    解析:
    主旨大意题。根据本文内容可知,太阳能是一种又干净又有用的能源。故选C。

  • 第12题:

    单选题
    What is the fourth paragraph of the passage mainly about?
    A

    The ways to use solar power.

    B

    The advantages of solar power.

    C

    The places to build the solar power plants.

    D

    The difficulties of putting solar power to use widely.


    正确答案: B
    解析:
    主旨大意题。本段主要介绍的是把太阳能投入广泛使用需要的条件以及遇到的困难。

  • 第13题:

    What measures did HenryⅡ take to centralize power?


    正确答案: 1. He forced foreign mercenaries to leave England.
    2. He abolished the annual land tax.
    3. He took steps to reform the law courts and divided the country into six circuits to increase the power of the King’s Court.
    4. He also planned to reform the church courts, which had the exclusive right of justice over the whole body of the educated men throughout the country.

  • 第14题:

    If the power is 0 dBm, what is the power in mW?()

    • A、 0 mW
    • B、 1 mW
    • C、 10 mW
    • D、 1.5 mW

    正确答案:B

  • 第15题:

    3G网络下行RSCP在-60的情况下,Tx-Power低于()dbm认为是正常值。

    • A、30
    • B、10
    • C、0
    • D、-15

    正确答案:D

  • 第16题:

    If the power is 0 dBm, what is the power in mW?()

    • A、0mW
    • B、1mW
    • C、10mW
    • D、1.5mW

    正确答案:B

  • 第17题:

    What is the maximum number of 220V power supplies that can be in a UCS chassis?()

    • A、two
    • B、four
    • C、twice the non-redundant configuration required to power the chassis
    • D、three times the non-redundant configuration required to power the chassis

    正确答案:B

  • 第18题:

    A customer requires two 12X loops on their new POWER7 system. What is the smallest system that will support two loops?()

    • A、Power 710
    • B、Power 720
    • C、Power 730
    • D、Power 740

    正确答案:D

  • 第19题:

    You need to configure the power settings of your portable computer so that the display turns off when it is inactive and running on battery power. You also need to ensure that the power settings of the hard disk remain unaffected.  What should you do?()

    • A、Change the advanced power settings of the Balanced power plan.
    • B、Configure the portable computer to use the Power saver power plan.
    • C、Configure the portable computer to use the High performance power plan.
    • D、Restore the Power Saver power plan to the default settings.

    正确答案:A

  • 第20题:

    单选题
    When surveying for VoWLAN, which power level should you base the access point coverage designon?()
    A

    40mW maximum transmit power

    B

    average power level of the VoWLAN clients

    C

    100mW transmit power

    D

    lowest power level of the VoWLAN clients


    正确答案: D
    解析: 暂无解析

  • 第21题:

    单选题
    What is the difference between the transmitted power and the sensitivity of the receiver? ()
    A

     OSNR

    B

     dispersion

    C

     attenuation

    D

     power budget

    E

     amplifier spacing

    F

     four wave mixing


    正确答案: D
    解析: 暂无解析

  • 第22题:

    单选题
    ”Power”=”power”的结果是()
    A

    true

    B

    false

    C

    1

    D

    0


    正确答案: B
    解析: 暂无解析

  • 第23题:

    单选题
    If the power is 0 dBm, what is the power in mW?()
    A

     0 mW

    B

     1 mW

    C

     10 mW

    D

     1.5 mW


    正确答案: C
    解析: 暂无解析