单选题Which of the following statements about an LCD screen is not true?（）A An LCD screen consumes more power than a CRT screen.B An LCD screen display may present high-quality images but only to viewers sitting directly in fron of the screen.C Currently, al

题目
单选题
Which of the following statements about an LCD screen is not true?（）
A

An LCD screen consumes more power than a CRT screen.

B

An LCD screen display may present high-quality images but only to viewers sitting directly in fron of the screen.

C

Currently, all laptops use LCD screens.

D

An LCD screen is considerably more expensive than a CRT screen.

相似考题

1.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

2.Which of the following laptop displays has a thinner design, consumes less power, and is nottransparent?()A. PlasmaB. CCFL-backlit LCDC. OLEDD. LED-backlit LCD

3.A user reports that they walked away from their laptop for 30 minutes and when they came backthe screen was very dim. The user tried moving the mouse and increasing the brightness setting,but neither worked. Which of the following should the technician do FIRST?（）A. Plug in an external monitor to test the video card.B. Run a check disk scan to verify there is no corruption.C. Check if the laptop is now on battery power.D. Have the LCD screen replaced with a known good screen.

4.Which of the following is a laptop monitor technology that uses a backlight to produce an image on the screen?()A. OLEDB. PlasmaC. DLPD. LCD

参考答案和解析
正确答案： A
解析： 暂无解析
更多“单选题Which of the following statements about an LCD screen is not true?（）A An LCD screen consumes more power than a CRT screen.B An LCD screen display may present high-quality images but only to viewers sitting directly in fron of the screen.C Currently, al”相关问题

  • 第1题：

    Which of the following statements about an LCD screen is not true?()

    A. An LCD screen consumes more power than a CRT screen.

    B. An LCD screen display may present high-quality images but only to viewers sitting directly in fron of the screen.

    C. Currently, all laptops use LCD screens.

    D. An LCD screen is considerably more expensive than a CRT screen.


    参考答案：A

  • 第2题：

    Which of the following statements about an LCD screen is not true?（）

    • A、An LCD screen consumes more power than a CRT screen.
    • B、An LCD screen display may present high-quality images but only to viewers sitting directly in fron of the screen.
    • C、Currently, all laptops use LCD screens.
    • D、An LCD screen is considerably more expensive than a CRT screen.

    正确答案:A

  • 第3题：

    A technician is troubleshooting a laptop LCD, and when the cover is opened nothing shows on the screen. Then all of a sudden the screen comes on and works fine. Which of the following should the technician check FIRST?（）

    • A、Backlight
    • B、Inverter
    • C、Loose cable
    • D、Lid switch

    正确答案:D

  • 第4题：

    A user states that the LCD display on their laptop has intermittent lines on the screen. The technician notices that when the display panel is moved, the line appears and then disappears. Which of the following is the MOST likely cause?（）

    • A、The hinge on the display panel is damaged.
    • B、The display cable is loose or damaged.
    • C、The display panel is defective.
    • D、The video controller on the system board is defective.

    正确答案:B

  • 第5题：

    A technician has a laptop in for repair with a consistent video corruption issue. The issue is seen on the local display and on an external monitor. The issue happens on the BIOS setup screen as well as within Windows. Which of the following laptop components is MOST likely failing?（）

    • A、VGA port
    • B、LCD display
    • C、Onboard video card
    • D、Inverter

    正确答案:C

  • 第6题：

    Which of the following is a laptop monitor technology that uses a backlight to produce an image on the screen?（）

    • A、OLED
    • B、Plasma
    • C、DLP
    • D、LCD

    正确答案:D

  • 第7题：

    Which two statements about the use of SCREEN options are correct？（）

    • A、SCREEN options are deployed at the ingress and egress sides of a packet flow.
    • B、Although SCREEN options are very useful， their use can result in more session creation.
    • C、SCREEN options offer protection against various attacks at the ingress zone of a packet flow.
    • D、SCREEN options examine traffic prior to policy processing， thereby resulting in fewer resouces used formalicious packet processing.

    正确答案:C,D

  • 第8题：

    单选题
    Which of the following statements about an LCD screen is not true?（）
    A

    An LCD screen consumes more power than a CRT screen.

    B

    An LCD screen display may present high-quality images but only to viewers sitting directly in fron of the screen.

    C

    Currently, all laptops use LCD screens.

    D

    An LCD screen is considerably more expensive than a CRT screen.


    正确答案： C
    解析： 暂无解析

  • 第9题：

    单选题
    Which of the following laptop displays has a thinner design, consumes less power, and is nottransparent?（）
    A

    Plasma

    B

    CCFL-backlit LCD

    C

    OLED

    D

    LED-backlit LCD


    正确答案： A
    解析： 暂无解析

  • 第10题：

    单选题
    A laptop LCD screen needs to be replaced. Which of the following tools would be BEST used toopen the case?（）
    A

    Flathead screwdriver

    B

    Plastic shim

    C

    Metal shim

    D

    Pliers


    正确答案： D
    解析： 暂无解析

  • 第11题：

    单选题
    During boot up， a laptop screen displays vertical colored lines and then the LCD screen goes blank. There are no display problems when connected to an external monitor. Which of the following actions should be taken to resolve the problem？ （）
    A

    Replace the laptop.

    B

    Replace the LCD screen.

    C

    Replace the LCD pixels.

    D

    Re-select the LCD in Device Manager.


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    A technician is troubleshooting a laptop LCD, and when the cover is opened nothing shows on the screen. Then all of a sudden the screen comes on and works fine. Which of the following should the technician check FIRST?（）
    A

    Backlight

    B

    Inverter

    C

    Loose cable

    D

    Lid switch


    正确答案： C
    解析： 暂无解析

  • 第13题：

    Which of the following laptop displays has a thinner design, consumes less power, and is nottransparent?（）

    • A、Plasma
    • B、CCFL-backlit LCD
    • C、OLED
    • D、LED-backlit LCD

    正确答案:D

  • 第14题：

    A laptop LCD screen needs to be replaced. Which of the following tools would be BEST used toopen the case?（）

    • A、Flathead screwdriver
    • B、Plastic shim
    • C、Metal shim
    • D、Pliers

    正确答案:B

  • 第15题：

    A user reports that the display on the laptop appears blurred. Which of the following is MOST likely the cause？ （）

    • A、The LCD is not running in its native resolution.
    • B、LCD monitors do not appear blurred.
    • C、The drivers are improperly installed.
    • D、More video memory needs to be allocated.

    正确答案:A

  • 第16题：

    A customer, Jill, has a dim image on her internal LCD panel, but when connecting to an external display, the image is fine. Which of the following is MOST likely the cause?（）

    • A、Inverter
    • B、LCD cable
    • C、LCD panel
    • D、System I/O

    正确答案:A

  • 第17题：

    Several users report that they are unable to print to a new printer recently installed. The technician is unable to ping the printer. Which of the following is the MOST likely cause?（）

    • A、No IP address on the printer
    • B、Paper jam in the paper feed tray
    • C、Improper DNS settings on the printer
    • D、Broken LCD screen on the printer

    正确答案:A

  • 第18题：

    During boot up， a laptop screen displays vertical colored lines and then the LCD screen goes blank. There are no display problems when connected to an external monitor. Which of the following actions should be taken to resolve the problem？ （）

    • A、Replace the laptop.
    • B、Replace the LCD screen.
    • C、Replace the LCD pixels.
    • D、Re-select the LCD in Device Manager.

    正确答案:B

  • 第19题：

    You create a Data Collector Set (DCS).You need prevent the DCS from logging data if the server has less than 1 GB of available disk space. What should you do？（）

    • A、Create a passive file screen.
    • B、Create an active file screen.
    • C、Modify the Data Manager settings of the DCS.
    • D、Modify the Stop Conditions settings of the DCS.

    正确答案:C

  • 第20题：

    单选题
    A user reports that they walked away from their laptop for 30 minutes and when they came backthe screen was very dim. The user tried moving the mouse and increasing the brightness setting,but neither worked. Which of the following should the technician do FIRST?（）
    A

    Plug in an external monitor to test the video card.

    B

    Run a check disk scan to verify there is no corruption.

    C

    Check if the laptop is now on battery power.

    D

    Have the LCD screen replaced with a known good screen.


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    Several users report that they are unable to print to a new printer recently installed. The technician is unable to ping the printer. Which of the following is the MOST likely cause?（）
    A

    No IP address on the printer

    B

    Paper jam in the paper feed tray

    C

    Improper DNS settings on the printer

    D

    Broken LCD screen on the printer


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    A user states that the LCD display on their laptop has intermittent lines on the screen. The technician notices that when the display panel is moved, the line appears and then disappears. Which of the following is the MOST likely cause?（）
    A

    The hinge on the display panel is damaged.

    B

    The display cable is loose or damaged.

    C

    The display panel is defective.

    D

    The video controller on the system board is defective.


    正确答案： C
    解析： 暂无解析

  • 第23题：

    单选题
    A corporation plans to replace older office PCs with energy efficient personal computers in their 24 hour help desk department. Which of the following would be the BEST choice？（）
    A

    Tablet notebooks with LCD monitors

    B

    Thin clients with LCD monitors

    C

    Thin clients with CRT monitors

    D

    Notebook computers with LCD monitors


    正确答案： B
    解析： 暂无解析

  • 第24题：

    单选题
    Which of the following parts of a laptop screen provides illumination for the LCD?（）
    A

    Inverter

    B

    Backlight

    C

    Inverter connector cable

    D

    Bezel


    正确答案： B
    解析： 暂无解析

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