单选题（）is a technique used for illumination behind the liquid crystal display that makes LCDs easier to read.A FrontlightB Backup PowerC Cathode ray tubeD Backlight

题目
单选题
（）is a technique used for illumination behind the liquid crystal display that makes LCDs easier to read.
A

Frontlight

B

Backup Power

C

Cathode ray tube

D

Backlight

相似考题

1.The type of power most infrequently used by the PM isA . formal authorityB . reward powerC . referent powerD . expert powerE . penalty

2.Consider the following scenario for your database:Which statement is true regarding the backup of the TOOLS tablespace?()A. The RMAN backup fails because the TOOLS tablespace is read-onlyB. The RMAN skips the backup of the tablespace because backup optimization is enabledC. The RMAN makes backup because optimization can be enabled only for backups to diskD. The RMAN makes the backup because no backup of the tablespace exists within the seven day window

3.The view menu is used to display the document in one of several view modes. The view mode "(74)" makes it easy to look at the structure of a document.A．NormalB．Web LayoutC．OutlineD．Print Layout

4.Most desktop computers use a separate _____ as a display device, where notebook computers use a flat panel LCD screen (liquid crystal display screen) that attached to the system unit.A、keyboardB、MouseC、MonitorD、hard disk

更多“单选题（）is a technique used for illumination behind the liquid crystal display that makes LCDs easier to read.A FrontlightB Backup PowerC Cathode ray tubeD Backlight”相关问题

  • 第1题：

    The_______is a crystal which, under pressure, produces an electric current which varies with the pressure

    A.alternator

    B.glass thermometer

    C.bourdon tube

    D.piezoelectric pressure transducer


    正确答案：D

  • 第2题：

    You are on a container vessel． What concerning the handling and stowage of containerized hazardous materials is TRUE ________．

    A.Open-bed containers may be used to transport hazardous materials if the cargo is properly secured

    B.A portable cargo tank of a flammable，cryogenic liquid may not be in transit for a period exceeding its marked rated holding time unless the liquid is inhibited

    C.A portable cargo tank containing a cryogenic liquid must be shipped on deck unless forced ventilation is provided to the tween-decks

    D.A container loaded with packages of tear gas would display a placard reading Irritant


    正确答案：A

  • 第3题：

    WLAN BRAS上，查看当前每个板卡CPU和内存利用率的指令为（）

    • A、display health
    • B、display ma-defend
    • C、display atm-trunk
    • D、display backup-user

    正确答案:A

  • 第4题：

    You issue the following command on the RMAN prompt.   RMAN> REPORT NEED BACKUP DAYS = 5 DATABASE；   Which statement is true about executing this command？（）

    • A、 It will display a list of files that need incremental backup.
    • B、 It will display a list of files that need backup after five days.
    • C、 It will display a list of files that were backed up in the last five days.
    • D、 It will display a list of files that have not been backed up in the last five days.
    • E、 It will apply the current retention policy to determine the files that need to be backed up.

    正确答案:D

  • 第5题：

    单选题
    Regular foam can be used on all but which flammable liquid?（）
    A

    Motor gasoline

    B

    Jet fuel

    C

    Crude petroleum

    D

    Alcohol


    正确答案： D
    解析： 暂无解析

  • 第6题：

    单选题
    What type of liquid is used in the liquid P/V breaker（）.
    A

    Hydraulic oil

    B

    Water-antifreeze mixture

    C

    Distilled water

    D

    Oil from the cargo


    正确答案： B
    解析： 暂无解析

  • 第7题：

    单选题
    You are on a container vessel. What concerning the handling and stowage of containerized hazardous materials is TRUE?（）.
    A

    Open-bed containers may be used to transport hazardous materials if the cargo is properly secured

    B

    A portable cargo tank of a flammable，cryogenic liquid may not be in transit for a period exceeding its marked rated holding time unless the liquid is inhibited

    C

    A portable cargo tank containing a cryogenic liquid must be shipped on deck unless forced ventilation is provided to the tween-decks

    D

    A container loaded with packages of tear gas would display a placard reading Irritant


    正确答案： A
    解析： 暂无解析

  • 第8题：

    单选题
    Which advantage of making Hyderabad greener is NOT talked about in the passage?
    A

    It helps people work better.

    B

    It makes the city cleaner.

    C

    It reduces crime.

    D

    It makes it easier to exercise.


    正确答案： B
    解析：
    根据第二段可知文章没有提到“帮助人们工作的更好”。故选A。

  • 第9题：

    单选题
    You issue the following command on the RMAN prompt.   REPORT NEED BACKUP DAYS 5；   Which statement is true about executing this command？（）
    A

     It will display a list of files that need incremental backup

    B

     It will display a list of files that need backup after five days

    C

     It will display a list of files that were backed up in the last five days

    D

     It will display a list of files that have not been backed up in the last five days

    E

     It will apply the current retention policy to determine the files that need to be backed up


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    You issue the following command on the RMAN prompt. REPORT NEED BACKUP DAYS 5; Which statement is true about executing this command?（）
    A

    It will display a list of files that need incremental backup

    B

    It will display a list of files that need backup after five days

    C

    It will display a list of files that were backed up in the last five days

    D

    It will display a list of files that have not been backed up in the last five days

    E

    It will apply the current retention policy to determine the files that need to be backed up


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    You issue the following command on the RMAN prompt.   RMAN> REPORT NEED BACKUP DAYS = 5 DATABASE；   Which statement is true about executing this command？（）
    A

     It will display a list of files that need incremental backup.

    B

     It will display a list of files that need backup after five days.

    C

     It will display a list of files that were backed up in the last five days.

    D

     It will display a list of files that have not been backed up in the last five days.

    E

     It will apply the current retention policy to determine the files that need to be backed up.


    正确答案： E
    解析： 暂无解析

  • 第12题：

    单选题
    It is easier to replace a dry cylinder liner than a wet one because（）
    A

    of the thin wall thickness

    B

    honing makes it easier to maintain the desired oil ilm

    C

    water seals are not required

    D

    it fits more loosely due to a decrease in heat transfer through the composite wall


    正确答案： D
    解析： 暂无解析

  • 第13题：

    ()is a technique used for illumination behind the liquid crystal display that makes LCDs easier to read.

    A. Frontlight

    B. Backup Power

    C. Cathode ray tube

    D. Backlight


    参考答案：D

  • 第14题：

    （）is a technique used for illumination behind the liquid crystal display that makes LCDs easier to read.

    • A、Frontlight
    • B、Backup Power
    • C、Cathode ray tube
    • D、Backlight

    正确答案:D

  • 第15题：

    When configuring surround sound systems， speaker delay is used to compensate for speaker（）.

    • A、distance
    • B、power
    • C、size
    • D、efficiency

    正确答案:A

  • 第16题：

    You deploy mobile devices that run Microsoft Windows Mobile 5.0 Pocket PC Phone Edition.   You need to prevent the device screen from turning dark when users view documents.   Which two actions should you perform？（）

    • A、Configure the backlight brightness setting to maximum.
    • B、Display the soft input panel （SIP） when users read documents.
    • C、Increase the value of the Turn off device if not used for option.
    • D、Increase the value of the Turn off backlight if device is not used for option.

    正确答案:C,D

  • 第17题：

    单选题
    In which scenario， will you issue the following command？（） RMAN> REPORT NEED BACKUP DAYS 7；
    A

     to configure RMAN to maintain backup information in the RMAN repository for seven days

    B

     to configure RMAN to maintain backup information in the control file for at least seven days

    C

     to display the list of files that have not been backed up for the last seven days

    D

     to display the list of files that must be backed up within seven days


    正确答案： B
    解析： 暂无解析

  • 第18题：

    单选题
    Which of the listed statements is a characteristic of the liquid charged power element used with thermostatic expansion valves?（）
    A

    At the designed operating temperature, the liquid refrigerant charge has changed to a vapor

    B

    The liquid refrigerant tends to collect at the bellows or diaphragm and reduces the valve sensitivity

    C

    The sensing bulb is empty of liquid refrigerant charge at the designed operating temperature

    D

    The sensing bulb is never emptied of liquid refrigerant under normal operating conditions


    正确答案： C
    解析： 暂无解析

  • 第19题：

    单选题
    Of a kind of liquid is used to cool the diesel engine, it is invariably called （）
    A

    lubricant

    B

    coolant

    C

    combustion product

    D

    second refrigerant


    正确答案： C
    解析： 暂无解析

  • 第20题：

    单选题
    I like seeing kids happy and, if they ______, it makes my job a lot easier.
    A

    are

    B

    do

    C

    have

    D

    will


    正确答案： A
    解析：
    考查省略表达。句意：我喜欢看见孩子们高兴，如果他们高兴，那就会使我的工作变得更容易。if引导的是省略句，其完整形式为：if they are happy，为避免重复，此处省略了表语happy，故选A。

  • 第21题：

    单选题
    Consider the following scenario for your database: Which statement is true regarding the backup of the TOOLS tablespace?（）
    A

    The RMAN backup fails because the TOOLS tablespace is read-only

    B

    The RMAN skips the backup of the tablespace because backup optimization is enabled

    C

    The RMAN makes backup because optimization can be enabled only for backups to disk

    D

    The RMAN makes the backup because no backup of the tablespace exists within the seven day window


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    As used in the passage, the word “gargle” means ______.
    A

    to wash one’s mouth and throat with a liquid in motion by breathing through it

    B

    to eat something with a continuous and often audible action of jaw

    C

    to bite and work in the mouth with one’s teeth, especially to make it easier to swallow something

    D

    to cause or allow something, especially food or drink, to pass down one’s sore throat


    正确答案： D
    解析：
    词义理解题。gargle来自文章的Children部分的第一句话可以猜到其意思应近似“用水吞服”，再结合选项内容，可以排除A，B，C。

  • 第23题：

    单选题
    A server administrator recently purchased a new brand of rewritable Blu-ray media and is now having problems backing up data when using the Blu-ray burner installed in the server. Older backup disks still work， but the new media causes the backup software to report burn failures.Which of the following is the BEST solution to resolve the problem？（）
    A

    Update the Blu-ray burner to the latest drivers

    B

    Reboot the server and restart the software

    C

    Upgrade the firmware on the Blu-ray burner

    D

    Apply the latest operating service pack


    正确答案： A
    解析： 暂无解析

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