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A+ Computer Repair Review Ch 4

Quiz by Ronda Aken

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29 questions
Show answers
  • Q1
    Which component can be easily damaged by the direct spray of compressed air when cleaning the inside the computer case?
    fan
    power supply
    heat sink
    CPU
    30s
  • Q2
    What is a recommended procedure to follow when cleaning computer components?
    Use window cleaner on LCD screens.
    Hold cans of compressed air upright while spraying.
    Blow compressed air on cooling fans so that they will spin when dust is being removed.
    Remove the CPU before cleaning.
    30s
  • Q3
    During the process of testing a theory of several probable causes to a problem, which should be tested first?
    those chosen by random selection
    the easiest and most obvious
    those the customer believes to be the most important
    the most complex and difficult to diagnose
    30s
  • Q4
    Which device is most likely to be affected by an incorrect setting saved in CMOS or an incorrect jumper setting?
    printer
    monitor
    power supply
    hard drive
    30s
  • Q5
    What is the preferred method to remove a disc from an optical drive that fails to eject the disc?
    Insert a pin into the small hole on the front of the drive.
    Send the drive to an authorized repair depot.
    Remove the top of the drive enclosure.
    Use a small screwdriver and pry the drive door open.
    30s
  • Q6
    A scientific expedition team is using laptops for their work. The temperatures where the scientists are working range from -13 degrees Fahrenheit (-25 degree Celsius) to 80 degrees Fahrenheit (27 degrees Celsius). The humidity level is around 40 percent. Noise levels are low, but the terrain is rough and winds can reach 45 miles per hour (72 kilometers per hour). When needed, the scientists stop walking and enter the data using the laptop. Which condition is most likely to adversely affect a laptop that is used in this environment?
    the wind
    the temperature
    the humidity
    the rough terrain
    60s
  • Q7
    A customer reports that recently several files cannot be accessed. The service technician decides to check the hard disk status and the file system structure. The technician asks the customer if a backup has been performed on the disk and the customer replies that the backup was done a week ago to a different logical partition on the disk. What should the technician do before performing diagnostic procedures on the disk?
    Install a new hard disk as the primary disk, then make the current disk a slave.
    Run the CHKDSK utility.
    Perform file restore from the existing backup copy at the logical partition.
    Back up the user data to a removable drive.
    60s
  • Q8
    An employee reports that the antivirus software cannot obtain updates. The support technician notices that the license for the software has expired. The technician adds a new license to the software and completes the update service. What should the technician do next?
    Download advanced antivirus software from another vendor.
    Review the Event Viewer for the date and time that the last software update was performed.
    Run a full virus scan on the computer.
    Record the new license number in the log.
    60s
  • Q9
    A web designer installed the latest video editing software and now notices that when the application loads, it responds slowly. Also the hard disk LED is constantly flashing when the application is in use. What is a solution to solve the performance problem?
    replacing the hard disk with a faster model
    replacing the video card with a model that has a DVI output
    adding more RAM
    upgrading to a faster CPU
    60s
  • Q10
    What is part of creating a preventive maintenance plan?
    documenting the details and frequency of each maintenance task
    performing hardware upgrades
    discarding all replaced parts
    performing a forensic audit of security breaches
    30s
  • Q11
    A technician is performing hardware maintenance of PCs at a construction site. What task should the technician perform as part of a preventive maintenance plan?
    Develop and install forensic tracking software.
    Remove dust from intake fans. .
    Perform an audit of all software that is installed.
    Back up the data, reformat the hard drive, and reinstall the data
    30s
  • Q12
    Which task should be part of a software maintenance routine?
    Remove dust from the power supply.
    Defragment the hard drive.
    Back up the data, reformat the hard drive, and reinstall the data.
    Check for and secure any loose cables.
    60s
  • Q13
    What is the purpose of documenting the information that is obtained from the customer in the work order?
    to keep track of parts that are ordered
    to create a centralized database of possible problems
    to use the information for marketing purposes
    to use the information to aid in solving the problem
    30s
  • Q14
    During the troubleshooting of a PC that will not boot, it is suspected that the problem is with the RAM modules. The RAM modules are removed and put into another PC, which successfully powers on. The RAM modules are then put back into the original PC and it now successfully powers on as well. What was the most likely cause of the problem?
    The RAM modules did not match the PC specs.
    The RAM modules were not seated firmly.
    The RAM modules were inserted backwards into the DIMM slots.
    The RAM modules have bad blocks.
    60s
  • Q15
    After a new PCIe video card is added, the computer seems to boot successfully but it will not display any video. The computer was working properly before the new video card was installed. What is the most likely cause of the problem?
    The monitor cable is faulty.
    The PC does not have enough RAM to support the new video card.
    The saved CMOS settings are set to use the built-in video adapter.
    The new video card is not compatible with the CPU in the PC.
    60s

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