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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.
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更多 “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.” 相关考题
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After a technician replaces a laptop display, the technician now notices that the wireless no longer works. Which of the following would be the MOST likely cause?()
A. The wireless switch was damaged during the display installation.B. The network card has failed.C. The new display is interfering with the wireless signal.D. The antenna connector was not reconnected.
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After swapping an internal wireless card on a laptop with an identical model, the technician notices that the wireless does not work. Which of the following would be the MOST likely cause?()
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After a technician replaces a laptop display, the technician now notices that the wireless no longer works. Which of the following would be the MOST likely cause？（）A、The wireless switch was damaged during the display installation.B、The network card has failed.C、The new display is interfering with the wireless signal.D、The antenna connector was not reconnected.
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A technician installs a new video card in a desktop with onboard video. The technician boots the unit but sees no display. The monitor power light is on and the OS seems to be loading. Which ofthe following is the MOST likely cause?（）A、The display is defective.B、The video card needs to be flashed.C、The internal adapter has not been disabled.D、The new video card is defective.
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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、BacklightB、InverterC、Loose cableD、Lid switch
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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.
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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.
考题
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、InverterB、LCD cableC、LCD panelD、System I/O
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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 portB、LCD displayC、Onboard video cardD、Inverter
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A display on a laptop has become very dim, almost unable to be seen. Which of the followingcomponents is the MOST likely cause of this problem?（）A、Video cardB、Inverter boardC、AC adapterD、Processor
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After swapping an internal wireless card on a laptop with an identical model, the technician notices that the wireless does not work. Which of the following would be the MOST likely cause?（）A、Antennae is not connectedB、Wireless card is defectiveC、Drivers needs to be updatedD、OS needs to be updated
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If a user attempts to go to a website and notices the URL has changed， which of the following attacks is MOST likely the cause？（）A、DLL injectionB、DDoS attackC、DNS poisoningD、ARP poisoning
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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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A user needs a laptop keyboard replaced because the space bar is not working. Mike, a technician, replaces the keyboard, and notices that a diagonal set of keys will not respond. Which of the following is the MOST likely cause?（）A、StickyKeys is enabled and needs to be disabled.B、The new keyboard is defective and needs to be replaced.C、The system board is defective.D、The keyboard ribbon is not seated properly.
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A customer’s laptop display panel assembly had just been replaced. The customer notices that the wireless network adapter is enabled but detecting a weak signal. Which of the following is the MOST likely cause?（）A、The wireless card needs to be replaced.B、The antenna wires are not connected properly.C、The wireless drivers need to be updated.D、The display panel is defective.
考题
单选题A user needs a laptop keyboard replaced because the space bar is not working. Mike, a technician, replaces the keyboard, and notices that a diagonal set of keys will not respond. Which of the following is the MOST likely cause?（）A
StickyKeys is enabled and needs to be disabled.B
The new keyboard is defective and needs to be replaced.C
The system board is defective.D
The keyboard ribbon is not seated properly.
考题
单选题A display on a laptop has become very dim, almost unable to be seen. Which of the followingcomponents is the MOST likely cause of this problem?（）A
Video cardB
Inverter boardC
AC adapterD
Processor
考题
单选题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.
考题
单选题A customer’s laptop display panel assembly had just been replaced. The customer notices that the wireless network adapter is enabled but detecting a weak signal. Which of the following is the MOST likely cause?（）A
The wireless card needs to be replaced.B
The antenna wires are not connected properly.C
The wireless drivers need to be updated.D
The display panel is defective.
考题
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 portB
LCD displayC
Onboard video cardD
Inverter
考题
单选题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
InverterB
LCD cableC
LCD panelD
System I/O
考题
单选题After swapping an internal wireless card on a laptop with an identical model, the technician notices that the wireless does not work. Which of the following would be the MOST likely cause?（）A
Antennae is not connectedB
Wireless card is defectiveC
Drivers needs to be updatedD
OS needs to be updated
考题
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.
考题
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.
考题
单选题If a user attempts to go to a website and notices the URL has changed， which of the following attacks is MOST likely the cause？（）A
DLL injectionB
DDoS attackC
DNS poisoningD
ARP poisoning
考题
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
BacklightB
InverterC
Loose cableD
Lid switch
考题
单选题After a technician replaces a laptop display, the technician now notices that the wireless no longer works. Which of the following would be the MOST likely cause？（）A
The wireless switch was damaged during the display installation.B
The network card has failed.C
The new display is interfering with the wireless signal.D
The antenna connector was not reconnected.
考题
单选题A technician installs a new video card in a desktop with onboard video. The technician boots the unit but sees no display. The monitor power light is on and the OS seems to be loading. Which ofthe following is the MOST likely cause?（）A
The display is defective.B
The video card needs to be flashed.C
The internal adapter has not been disabled.D
The new video card is defective.
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