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

第1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.

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第2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.

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第3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

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第4题

[单选题] 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

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第5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

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第6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.

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第7题

[单选题] 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

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第8题

[单选题] Which of the following laptop displays would provide the BEST viewing angle?（）

A、IPS LCD B、TFT LCD C、DLP D、Plasma

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第9题

[] Which of the following laptop displays would provide physical flexibility and transparency?（）

A、A. Standard LCD B、B. Plasma C、C. OLED D、D. LED-backlit LCD

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

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