• 1. 
    Which task should be part of a hardware maintenance routine?

  • Review security updates.
  • Update virus definition files.
  • Adjust the monitor for optimum resolution.
  • Check for and secure any loose cables.
  • 2. 
    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
  • 3. 
    CLAMP METER is allows measurement of the current in a conductor without the need to make physical contact with it, or to disconnect it for insertion through the probe.

  • True
  • False
  • 4. 
    All are belong to the electrical testing equipment except,

  • Voltmeter
  • Ammeter
  • Thermometer
  • Wattmeter
  • 5. 
    A device that measures the amount of electric energy consumed by a residence, a business, or an electrically powered device.

  • Watt meter
  • Ammeter
  • Clamp Meter
  • Energy Meter
  • 6. 
    An electrical device with jaws which open to allow clamping around an electrical conductor.

  • Multimeter
  • Wattmeter
  • Clamp Meter
  • Voltmeter
  • 7. 
    OSCILLOSCOPE is used for converting non electrical signals such as vibration or sound into voltages and then displays the results.

  • True
  • False
  • 8. 
    A user reports that images on a computer display are distorted. The technician sends an intern to look at the problem. What could the technician tell the intern to check first that does not involve hardware replacement or disassembly?

  • display settings
  • LCD backlight adjustment
  • work desk stability
  • electrical interference
  • 9. 
    ELECTROMAGNETIC WATTMETERS are used for measurement of utility frequency and audio frequency power, other types are required for radio frequency measurements.

  • True
  • False
  • 10. 
    Current clamps are typically used to read the magnitude of DIRECT CURRENT and, with additional instrumentation, the phase and waveform can also be measured.

  • True
  • False
  • 11. 
    A basic electronic device or instrument used to measure voltage or electrical potential difference between two points in electrical circuits is known as,

  • Voltmeter
  • Ammeter
  • Wattmeter
  • Clamp meter
  • 12. 
    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?

  • Record the new license number in the log.
  • Download advanced antivirus software from another vendor.
  • Run a full virus scan on the computer.
  • Review the Event Viewer for the date and time that the last software update was performed.
  • 13. 
    An electronic instrument used to measure the three basic electrical characteristics: voltage, current & resistance.

  • Power meter
  • Voltmeter
  • Wattmeter
  • Multimeter
  • 14. 
    The testing equipment used to detect faults in the operation of electrical devices by creating stimulus signals and capture responses from electrical devices under test is known as Electrical Test Equipment.

  • True
  • False
  • 15. 
    An electrical instrument that measures electrical resistance is known as,

  • Resistance reading
  • Ohmmeter
  • Ammeter
  • Wattmeter
  • 16. 
    Which are belongs to the different types of ammeters.

  • Moving-coil
  • Moving magnet
  • Moving iron
  • All of the above
  • 17. 
    An instrument for measuring the electrical power in watts of any given circuit.

  • Ammeter
  • Voltmeter
  • Wattmeter
  • Clamp Meter
  • 18. 
    Which of the following is NOT a purpose of documenting the information that is obtained from the customer in the work order?

  • to create a centralized database of possible problems with solutions
  • to use the information for marketing purposes
  • to keep track of parts that are ordered
  • to use the information to aid in solving the problem
  • 19. 
    A measuring instrument which is used to measure the electric current in a circuit is known,

  • Voltmeter
  • Ammeter
  • Wattmeter
  • Resistance reading
  • 20. 
    An employee reports that each time a workstation is started it locks up after about 5 minutes of use. What is the most likely cause of the problem?

  • The hard disk is failing.
  • The RAM is malfunctioning.
  • The CPU experiences overheating.
  • The power supply fails to provide adequate voltage and current.
  • 21. 
    A type of voltmeter measures an unknown input voltage by converting the voltage to a digital value by using a converter and then displays the voltage in numeric form.

  • Digital Voltmeter
  • Analog Voltmeter
  • 22. 
    During the process of testing a theory of several probable causes to a problem, which should be tested first?

  • the easiest and most obvious
  • those chosen by random selection
  • the most complex and difficult to diagnose
  • those the customer believes to be the most important
  • 23. 
    An electronic test instrument that constantly observes varying voltage signals as a two dimensional plot of one or more signals as a function of time.

  • Oscilloscope
  • Megger Meter
  • Ohmmeter
  • On of the above
  • 24. 
    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 saved CMOS settings are set to use the built-in video adapter.
  • The PC does not have enough RAM to support the new video card.
  • The new video card is not compatible with the CPU in the PC.
  • 25. 
    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
  • upgrading to a faster CPU
  • replacing the video card with a model that has a DVI output
  • adding more RAM
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