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 defe

第1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.

第2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.

第3题：

After a technician installs a video card, which of the following should the technician configure NEXT?（）

• A、Resolution
• B、Colors
• C、Dots per inch
• D、Refresh rate

第4题：

A laptop will not output to a connected projector. Which of the following steps should a technician take FIRST?（）

• A、Press the appropriate function + monitor key.
• B、Adjust the BIOS settings for external display.
• C、Replace the video card on the laptop.
• D、Update video drivers for the video card.

第5题：

After hardware upgrades have been installed, the technician boots the computer system. Nodisplay output is observed but a beeping is heard from the computer. Which of the following is the MOST likely issue?（）

• A、Hard drive cables are not connected.
• B、BIOS chips are not seated properly.
• C、The power supply is not functioning.
• D、Video card is not seated properly.

第6题：

A technician has just installed a new power supply into a desktop computer and now the computer will not turn on. Which of the following is the MOST likely cause?（）

• A、The voltage selector switch on the power supply is set incorrectly.
• B、The 3.3v power line is connected to the wrong input on the motherboard.
• C、The new power supply voltage rating is too high.
• D、The 12v power cord is installed incorrectly.

第7题：

A technician has replaced a video card with another manufacturer’s video card. The driverinstallation does not complete. Which of the following steps should the technician take FIRST?（）

• A、Roll back the driver.
• B、Install the original video card and reboot.
• C、Delete the monitor.
• D、Remove the video card and reboot.

第8题：

A technician has just installed an upgraded graphics card. The computers power turns off before itfinishes booting. Which of the following is the cause of the problem? （）

• A、The monitor cannot display the increased resolution that is a feature of the new graphics card.
• B、The power supply does not provide enough wattage to power the new graphics card.
• C、The new graphics card is incompatible with the existing processor.
• D、The computer does not have enough RAM to support the new graphics card.

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第13题：

A customer reports to Karen, a technician, that he is experiencing problems with the display after his computer is fully booted but reports seeing the BIOS splash screen during boot. Which of the following would MOST likely be the cause?（）

• A、The video cable is incorrectly attached.
• B、A corrupted or incorrect video driver is installed.
• C、An incorrect video card is installed in the computer.
• D、The video card is defective and needs to be replaced.

第14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

第15题：

Which of the following components could MOST likely cause Mike, a technician, to receive a ‘Nonsystem disk or disk error’ after POST?（）

• A、Bad memory
• B、Video card
• C、Faulty chipset
• D、FDD

第16题：

A technician is troubleshooting a monitor displaying a blank screen and the power indicator light ison. Which of the following should the technician do next?（）

• A、Test the computer with a known-good monitor.
• B、Check if the monitor is still covered under the manufacturer’s warranty.
• C、Replace the monitor’s power cord with a known-good power cord.
• D、Swap out the computer’s video card.

第17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 connected
• B、Wireless card is defective
• C、Drivers needs to be updated
• D、OS needs to be updated

第18题：

A customer reports to Karen, a technician, that a PC’s video card has recently been upgraded and the computer reboots randomly. The last few restarts have happened during movie playback, playing a video game, and video editing. Which of the following is the MOST likely source of this issue?（）

• A、The card is not compatible with the hardware of the machine.
• B、The graphic driver for the card is corrupt.
• C、The video card requires additional power.
• D、The software the user is running is incompatible for the video card.

第19题：

A technician installed a new video card on a motherboard which has onboard video. When the monitor was plugged into the new card and the power was turned on, a no signal message appeared on the monitor. Which of the following is MOST likely the issue?（）

• A、In the BIOS, the onboard video adapter must be disabled.
• B、The video resolution is set too high.
• C、The LCD panel is defective.
• D、The drivers for the new video card must be installed before installing the card.

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