CMS专题

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 

题目
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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相似问题和答案

第1题：

On a laptop, special operations like wireless card on／off, volume settings, and screen brightness can generally be controlled via which of the following physical means?()

A. Docking station toggle switches

B. FN keys

C. Remotes

D. Up/down arrows


参考答案：B

第2题：

A jack-up drilling rig being towed must ______.

A.turn off all lights that interfere with the navigation lights

B.turn on all available working lights on deck

C.ring the bell rapidly for five seconds once a minute

D.display two black diamonds in a vertical line during the day


正确答案：A

第3题：

A technician is dispatched to a malware infected system. Upon arrival, the technician notices themalware’s pop－up on the screen. Which of the following boot methods would the technician utilize?()

A. Reboot in Safe Mode

B. Reboot in Recovery Console

C. Reboot in Last Known Good Configuration

D. Reboot in System Debug Mode


参考答案：A

第4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

第5题：

在最后进近过程中为垂直引导确定的一个下降剖面。（）

  • A、In the final approach a descent profile determined for vertical guidance.
  • B、In the final approach for vertical guidance of a descent profile determined.
  • C、A descent profile determined for vertical guidance during a final approach.
  • D、A descent profile during a final approach determined for vertical guidance .

正确答案:C

第6题：

Aunt Li gets up early in the morning．（变为否定句）

Aunt Li_______ _______up early in the morning．


正确答案：
42.doesn't get

第7题：

During the day, a dredge will indicate the side on which it is safe to pass by displaying_____.

A.two balls in a vertical line

B.two diamonds in a vertical line

C.a single black ball

D.no shape is shown during the day


正确答案：B
在白天，一艘挖泥船在可安全航行的一舷显示垂直悬挂的两个菱形。

第8题：

Which of the following laptop displays would provide the BEST viewing angle?()

A. IPS LCD

B. TFT LCD

C. DLP

D. Plasma


参考答案：A

第9题：

Please go over to your PC and（）

  • A、boot it up
  • B、boot up it
  • C、boot up
  • D、boot

正确答案:A

第10题：

During a system administrator attempt to boot a server in normal mode, the boot process displays LED 299 and Led 201 and then stops. The LED 201 indicates that a ROS init or checkstop was detected. Which of the following options is the most probable cause?（）

  • A、A corrupted JFS log device
  • B、A corrupted boot logical volume
  • C、An incorrect rc.boot entry in /etc/inittab file
  • D、A problem initializing paging space

正确答案:B

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