A+ Form Factors And Power Supplies Chapter 4 Test

20 Questions | Total Attempts: 594

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A+ Form Factors And Power Supplies Chapter 4 Test

A computer is made up of a lot of components and needs power to operate. A form factor refers to the size, shape, and packaging of a hardware device. Server computers typically come in one of three form factors. The quiz below tests what you understood from the chapter on form factors. Give it a try!


Questions and Answers
  • 1. 
    Which of the following drives the decision on which form factor to use?
    • A. 

      CPU

    • B. 

      Motherboard

    • C. 

      CD-ROM

    • D. 

      Peripheral devices

  • 2. 
    Which of the following is the latest form factor?
    • A. 

      NLX

    • B. 

      BTX

    • C. 

      ATX

    • D. 

      Baby AT

  • 3. 
    Which of the following electronic device holds an electrical charge for a period of time and smooths the uneven flow of electricity through a circuit?
    • A. 

      Transistor

    • B. 

      Resistor

    • C. 

      Capacitor

    • D. 

      Diode

  • 4. 
    Which of the following electronic devices protects equipment against sudden changes in power level?
    • A. 

      Joule meter

    • B. 

      Advanced Configuration and Power Interface (ACPI)

    • C. 

      Electromagnetic Interference Suppressor

    • D. 

      Surge protector

  • 5. 
    True or False?  The form factor describes the size, shape, and major features of a hardware component.
    • A. 

      True

    • B. 

      False

  • 6. 
    True or False?  Using a soft switch, an OS such as Windows XP can turn off the power to a system after the shutdown procedure is done.
    • A. 

      True

    • B. 

      False

  • 7. 
    True or False?  BTX motherboards cannot use an ATX power supply.
    • A. 

      True

    • B. 

      False

  • 8. 
    True or False?  Black wire is used for ground in PC's and DC circuits, as well as in home wiring and in AC circuits.
    • A. 

      True

    • B. 

      False

  • 9. 
    True or False?  A power supply is considered a field replaceable unit. 
    • A. 

      True

    • B. 

      False

  • 10. 
    A computer case is also known as a ____________________.
    • A. 

      Box

    • B. 

      Container

    • C. 

      Chassis

    • D. 

      Profile

  • 11. 
    There are two types of backplanes: ________________ and _______________.  *Be sure to choose two answers!
    • A. 

      Active

    • B. 

      Flush

    • C. 

      Protruding

    • D. 

      Passive

  • 12. 
    When replacing a damaged motherboard with a good one, first test the __________________.
    • A. 

      Video card

    • B. 

      Memory

    • C. 

      Transistors

    • D. 

      Power supply

  • 13. 
    A measure of electrical current is called _______________.
    • A. 

      Ohms

    • B. 

      Amps or amperes

    • C. 

      Watts

    • D. 

      Whatts

  • 14. 
    House current in the United States oscillates 60 times in on second (60 hertz).  Is this AC or DC current?
    • A. 

      AC

    • B. 

      DC

  • 15. 
    _________    _____________    travels in only on direction and is the type of current that most electronic devices require, including computers.
    • A. 

      Direct current

    • B. 

      Alternating current

    • C. 

      Oscillating current

    • D. 

      Neutral current

  • 16. 
    A _____________ is a material such as gold or copper, that easily conducts electricity.
    • A. 

      Insulator

    • B. 

      Conductor

    • C. 

      Semiconductor

    • D. 

      Semiinsulator

  • 17. 
    A ______________ is a material, such as glass or ceramic, that resists the flow of electricity.
    • A. 

      Conductor

    • B. 

      Insulator

    • C. 

      Semiconductor

    • D. 

      Semiinsulatro

  • 18. 
    What does this symbol represent on an electrical diagram? 
    • A. 

      Diode

    • B. 

      Resistor

    • C. 

      Capacitor

    • D. 

      Ground

  • 19. 
    What does this symbol represent on an electrical diagram?          
    • A. 

      Capacitor

    • B. 

      Resistor

    • C. 

      Diode

    • D. 

      Ground

  • 20. 
    ___________ is caused by the magnetic field produced as a side effect when electricity flows.
    • A. 

      EMI

    • B. 

      ESD

    • C. 

      Diode

    • D. 

      Surge

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