Practice Quiz

CompTIA A+ 220-701/702 Practice Exam - Question List

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11. Which of the following is the best method to remove a flash drive that has been inserted into a USB port?
  1. Restart the computer and then unplug it.
  2. Unplug the drive after using the Safely Remove Hardware icon in the system tray.
  3. Directly unplug the device from the USB port.
  4. Turn off the laptop and then unplug it.
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12. Which of the following computer components retain a significant lethal electrical charge even after the device is unplugged?
  1. Monitor
  2. Processor
  3. RAM
  4. Hard drive
  5. Keyboard
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13. Jonathan has added some more components to his computer and wants to replace the power supply. Which of the following should he check for to replace the power supply effectively? a. Color sequence on the motherboard power supply connector.b. Type and number of supply connections. c. Support for international power supply voltages above 241 V.d. Total wattage of power supply.
  1. a,d
  2. a,c
  3. a,b
  4. b,d
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14. David installed a new set of drivers for one of his hardware components. Since then, the computer has not been able to boot to the OS. What could be the first step in resolving this problem?
  1. Rewrite all the lines in the CONFIG.SYS or AUTOEXEC.BAT
  2. Check if the hardware device is plugged in properly
  3. Reinstall the operating system
  4. Reboot to the Last Known Good Configuration
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15. While playing a stereo audio CD, you notice that adjusting any attributes with the left hand speaker affects the right hand speaker. What are the most probable causes?
  1. The right hand speaker is plugged to the left connector on the sound card
  2. An IRQ conflict exists
  3. The volume controls are muted
  4. You need to run windows utility from the correct working directory
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