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单选题Which of the following devices can route electrical signals only when activated by an external control signal？（）A SolenoidB RelayC ClutchD Capacitor

题目
单选题
Which of the following devices can route electrical signals only when activated by an external control signal？（）
A

Solenoid

B

Relay

C

Clutch

D

Capacitor

相似考题

1.Which action occurs when the static route 10.0.55.2／32 is evaluated by the policy main－policy? ()A. The route is advertised into BGP.B. The route is suppressed from BGP.C. The route is advertised into BGP and goes only one hop.D. The route is advertised into BGP and can only propagate throughout the neighboring AS.

2.Whichofthefollowingdevicescanrouteelectricalsignalsonlywhenactivatedbyanexternalcontrolsignal?()A.SolenoidB.RelayC.ClutchD.Capacitor

3.Which of the listed devices is used to measure pressure and convert it to an electrical signal?A.TransducerB.ReducerC.TransformerD.Rectifier

4.When configuring a POS system, which of the following peripheral devices would MOST likelyneed to be installed?()A. Optical mouseB. Handheld digitizerC. Barcode readerD. TouchscreenE. Document scannerF. KeyboardG. External USB drive

更多“单选题Which of the following devices can route electrical signals only when activated by an external control signal？（）A SolenoidB RelayC ClutchD Capacitor”相关问题

  • 第1题：

    When steering on autopilot which of the following input conditions may NOT have an effect on the control of the steering gear ________．

    A.Non-follow-up

    B.Rudder adjustment

    C.Weather adjustment

    D.All the above may be activated


    正确答案：A

  • 第2题：

    Which two of the following are valid characteristics of EIGRP?（）

    • A、Has a maximum hop count of 25
    • B、Can differentiate between internal and external routes
    • C、Uses a 32-bit metric
    • D、Can maintain only one routing table
    • E、Need all networks to use the same subnet mask
    • F、Supports only one routed protocol

    正确答案:B,C

  • 第3题：

    Which of the following options applies to virtual Ethernet devices（）

    • A、A virtual Ethernet adapter can only connect to other partitions within the same system.
    • B、A virtual Ethernet  adapter needs  to be connected to an external VLAN  capable switch to be able to communicate with other partitions on the same system.
    • C、A partition can support an unlimited number of virtual Ethernet devices.
    • D、A virtual Ethernet adapter in the VIO Server that is part of a SEA should not have the "trunk flag" set

    正确答案:A

  • 第4题：

    Which of the following expansion devices would allow a user to utilize multiple hardware profiles to control an external display and power option?（）

    • A、PCI Express card
    • B、KVM
    • C、PCMCIA card
    • D、Docking station

    正确答案:D

  • 第5题：

    Changing the boot order of devices can be configured from which of the following？（）

    • A、DIP switches
    • B、BIOS
    • C、Chipset
    • D、Control Panel

    正确答案:B

  • 第6题：

    In which scenario will you issue the following command？（）      SQL> RECOVER DATABASE UNTIL TIME ’2005-10-04 ： 12：09：08’ USING        BACKUP CONTROLFILE；

    • A、 when all the control files are missing and only a binary backup of the current control file exists
    • B、 when a multiplexed copy of the current control file is missing
    • C、when all the control files are missing and only a script containing the CREATE CONTROLFILE statement exists
    • D、 when the SPFILE is missing

    正确答案:A

  • 第7题：

    单选题
    A switchboard for an AC electrical system requires the use of which of the following devices（）.
    A

    Frequency meter

    B

    Ohmmeter

    C

    Induction voltage regulator

    D

    Current transformer governor


    正确答案： C
    解析： 暂无解析

  • 第8题：

    单选题
    Which of the following is a differentiating feature of file permissions as compared to share permissions?（）
    A

    File permissions are less granular than share permissions.

    B

    Full control can only be set using file permissions.

    C

    File permissions are more granular than share permissions.

    D

    Full control can only be set using share permissions.


    正确答案： D
    解析： 暂无解析

  • 第9题：

    单选题
    Which of the following options applies to virtual Ethernet devices（）
    A

    A virtual Ethernet adapter can only connect to other partitions within the same system.

    B

    A virtual Ethernet  adapter needs  to be connected to an external VLAN  capable switch to be able to communicate with other partitions on the same system.

    C

    A partition can support an unlimited number of virtual Ethernet devices.

    D

    A virtual Ethernet adapter in the VIO Server that is part of a SEA should not have the trunk flag set


    正确答案： C
    解析： 暂无解析

  • 第10题：

    多选题
    Which of the following multimeter settings should only be used when there is no electrical flow through the part being tested? （）(Select TWO).
    A

    Ampere

    B

    Continuity

    C

    Volt

    D

    Resistance

    E

    Wattage


    正确答案： A,D
    解析： 暂无解析

  • 第11题：

    单选题
    Which of the following expansion devices would allow a user to utilize multiple hardware profiles to control an external display and power option?（）
    A

    PCI Express card

    B

    KVM

    C

    PCMCIA card

    D

    Docking station


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    Which of the following devices can route electrical signals only when activated by an external control signal？（）
    A

    Solenoid

    B

    Relay

    C

    Clutch

    D

    Capacitor


    正确答案： A
    解析： 暂无解析

  • 第13题：

    An on-load release system on a survival craft means the cable can be released ______.

    A.only when the load is taken off the cable

    B.only when there is a load on the cable

    C.only when activated by the controls at the lowering station

    D.at any time


    正确答案：D
    带有压力释放器的救生艇筏可用手动等方式在任何时间落放。

  • 第14题：

    When configuring a POS system, which of the following peripheral devices would MOST likelyneed to be installed?（）

    • A、Optical mouse
    • B、Handheld digitizer
    • C、Barcode reader
    • D、Touchscreen
    • E、Document scanner
    • F、Keyboard
    • G、External USB drive

    正确答案:B,C,D

  • 第15题：

    Which of the following is a differentiating feature of file permissions as compared to share permissions？（）

    • A、 File permissions are less granular than share permissions.
    • B、 Full control can only be set using file permissions.
    • C、 File permissions are more granular than share permissions.
    • D、 Full control can only be set using share permissions.

    正确答案:C

  • 第16题：

    Which of the following multimeter settings should only be used when there is no electrical flow through the part being tested? （）(Select TWO).

    • A、Ampere
    • B、Continuity
    • C、Volt
    • D、Resistance
    • E、Wattage

    正确答案:B,D

  • 第17题：

    Which of the following devices can route electrical signals only when activated by an external control signal？（）

    • A、Solenoid
    • B、Relay
    • C、Clutch
    • D、Capacitor

    正确答案:B

  • 第18题：

    Which two are true regarding external tables？ （）

    • A、External tables can be updated. 
    • B、External tables are read-only tables. 
    • C、Indexes can be created on external tables. 
    • D、Indexes cannot be created on external tables.

    正确答案:B,D

  • 第19题：

    单选题
    Which of the listed devices is used to measure pressure and convert it to an electrical signal?（）
    A

    Transducer

    B

    Reducer

    C

    Transformer

    D

    Rectifier


    正确答案： B
    解析： 暂无解析

  • 第20题：

    单选题
    In which scenario will you issue the following command？（）      SQL> RECOVER DATABASE UNTIL TIME ’2005-10-04 ： 12：09：08’ USING        BACKUP CONTROLFILE；
    A

     when all the control files are missing and only a binary backup of the current control file exists

    B

     when a multiplexed copy of the current control file is missing

    C

    when all the control files are missing and only a script containing the CREATE CONTROLFILE statement exists

    D

     when the SPFILE is missing


    正确答案： D
    解析： 暂无解析

  • 第21题：

    单选题
    How should signal flares be used after you have abandoned ship and are adrift in a liferaft?（）.
    A

    Immediately use all the signals at once

    B

    Use all the signals during the first night

    C

    Employ a signal every hour after abandoning ship until they are gone

    D

    Use them only when you are aware of a ship or plane in the area


    正确答案： D
    解析： 暂无解析

  • 第22题：

    单选题
    An administrator has purchased monitoring software that can be configured to send alerts when hardware and applications are having issues. Which of the following must be installed on the monitoring server so that it can properly monitor details on vendor specific devices?（）
    A

    MIBs

    B

    SMTP

    C

    WMI

    D

    DHCP


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    Which of the following is a differentiating feature of file permissions as compared to share permissions？（）
    A

     File permissions are less granular than share permissions.

    B

     Full control can only be set using file permissions.

    C

     File permissions are more granular than share permissions.

    D

     Full control can only be set using share permissions.


    正确答案： C
    解析： 暂无解析

  • 第24题：

    单选题
    When steering on autopilot which of the following input conditions may NOT have an effect on the control of the steering gear（）.
    A

    Non-follow-up

    B

    Rudder adjustment

    C

    Weather adjustment

    D

    All the above may be activated


    正确答案： A
    解析： 暂无解析

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