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  • Question
  • What device protects against line deficiencies?


  • Options
  • A. Surge protector
  • B. UPS
  • C. Logic probe
  • D. Capacitor
  • E. None of the above

  • Correct Answer
  • UPS 


  • Computer Hardware problems


    Search Results


    • 1. Which of the following items would require you to comply with EPA disposal guidelines?

    • Options
    • A. Keyboard
    • B. System board
    • C. Power supply
    • D. Battery
    • E. None of the above
    • Discuss
    • 2. You can have EISA and MCA devices in the same PC.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. What is the first step in diagnosing a completely dead computer at the client site that was working the day before.

    • Options
    • A. Test the power supply
    • B. replace the CMOS battery
    • C. check the AC outlet
    • D. reseat the hard drive controller cable
    • E. None of the above
    • Discuss
    • 4. Which DOS driver is used to emulate expanded memory?

    • Options
    • A. Himem.sys
    • B. EMM386.exe
    • C. Mem386.sys
    • D. Ramdrive.sys
    • E. None of the above
    • Discuss
    • 5. Laser Jet printer speeds are measured in pages per minute (ppm) what do we use to measure dot-matrix printers?

    • Options
    • A. lines per inch
    • B. lines per sheet
    • C. characters per inch
    • D. characters per second
    • E. None of the above
    • Discuss
    • 6. _____ is the term used to refer to the process of two modems establishing communications with each other.

    • Options
    • A. interacting
    • B. handshaking
    • C. connecting
    • D. linking
    • E. pinging
    • Discuss
    • 7. Capacitance is measured in units of:

    • Options
    • A. volts
    • B. amps
    • C. farads
    • D. neutrinos
    • E. anti-neutrinos
    • Discuss
    • 8. A capacitor is measured in which of the following units?

    • Options
    • A. Volts
    • B. Ohms
    • C. Farads
    • D. Resistance
    • E. None of the above
    • Discuss
    • 9. What expansion types do most pll/plll motherboards support?

    • Options
    • A. MCA, PCI
    • B. ISA, EISA
    • C. ISA, PCI, AGP
    • D. ISA, VESA, PCI
    • E. None of the above
    • Discuss
    • 10. You are testing the resistance in Ohms of a fuse on a 15K amp system. If the fuse is good, the meter should read?

    • Options
    • A. 0.0
    • B. 0.2
    • C. 5.0
    • D. 2.0
    • E. None of the above
    • Discuss


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