A+ Essentials Exam - Hardware Domains

45 Questions | Total Attempts: 146

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A Plus Essential Quizzes & Trivia

CompTIA A+ Essentials Certification Exam SimulationFocus on HARDWARE related domains:1. 0 Personal Computer Components2. 0 Laptop and Portable Devices4. 0 Printers and Scanners7. 0 Safety and Environmental Issues


Questions and Answers
  • 1. 
    A discolored area on a motherboard is most likely caused by _____.  
    • A. 

      Spilled liquid

    • B. 

      Improper manufacture

    • C. 

      Heat

    • D. 

      Overclocking

  • 2. 
    A passive heat sink _____________ .
    • A. 

      Is controlled by another device

    • B. 

      Is mounted externally

    • C. 

      Does not include a fan

    • D. 

      Has a dedicated fan

  • 3. 
    At what voltage is the drum in a laser printer charged?
    • A. 

      +600VDC

    • B. 

      +100VDC

    • C. 

      -100VDC

    • D. 

      -600VDC

  • 4. 
    What is the I/O address range of the COM1 port?
    • A. 

      03F8–03FF

    • B. 

      03E8–03EF

    • C. 

      0278–027F

    • D. 

      01F0–01F7

  • 5. 
    When should you think about upgrading the BIOS?
    • A. 

      When manufacturer releases a new version

    • B. 

      When attached hardware devices are no longer supported

    • C. 

      When the warranty on the old one expires

    • D. 

      None of the above

  • 6. 
    What type of cable does UltraATA/100 require?  
    • A. 

      80-wire ribbon cable with 40 pin connector

    • B. 

      40-wire ribbon cable with 40 pin connector

    • C. 

      80-wire ribbon cable with 80 pin connector

    • D. 

      40-wire ribbon cable with 20 pin connector

  • 7. 
    The red stripe on a ribbon cable helps you identify _____ .
    • A. 

      Pin 16

    • B. 

      Pin 1

    • C. 

      The manufacturer’s trademark

    • D. 

      Parity

  • 8. 
    When shoud you start to think about upgrading your computer?  
    • A. 

      When a new service pack becomes available

    • B. 

      When purchasing new application software

    • C. 

      When a new operating system is announced

    • D. 

      When system performance begins to degrade

  • 9. 
    The keyboard on an ATX PC uses a PS/2 connector which is mounted ____ and is ____ in color.  
    • A. 

      Between mouse connector and motherboard, green

    • B. 

      Between mouse connector and motherboard, lavender

    • C. 

      Above the mouse connector, green

    • D. 

      Above the mouse connector, lavender

  • 10. 
    Electrical energy from the power supply is delivered to IDE hard and CD-ROM drives with which connector type?
    • A. 

      Molex

    • B. 

      Berg

    • C. 

      BNC

    • D. 

      RJ11

  • 11. 
    Which meter function should be used to check a fuse?
    • A. 

      Ammeter

    • B. 

      Ohmmeter

    • C. 

      Power Meter

    • D. 

      Voltmeter

  • 12. 
    A printer pool is a ____ printer which may print to _____ printing device(s).  
    • A. 

      Logical, a single

    • B. 

      Logical, multiple

    • C. 

      Physical, multiple

    • D. 

      Physical, a single

  • 13. 
    A DIMM is secured to the socket by _____ retaining clips.  
    • A. 

      Plastic

    • B. 

      Metal

    • C. 

      Silicon

    • D. 

      None of the above

  • 14. 
    For a printer to send warning messages to the computer, the parallel port must be ______.
    • A. 

      Unidirectional

    • B. 

      Bidirectional

    • C. 

      Directional

    • D. 

      Executive

  • 15. 
    What is the I/O address range of the primary IDE drive?
    • A. 

      02F8–02FF

    • B. 

      02E8–02EF

    • C. 

      0378–037F

    • D. 

      01F0–01FF

  • 16. 
    What is the speed of a PCI bus?
    • A. 

      133MHz

    • B. 

      66MHz

    • C. 

      33MHz

    • D. 

      8MHz

  • 17. 
    After installing a new video card, you discover that the recommended resolution setting will not work.  What is the likely problem?
    • A. 

      Bad monitor

    • B. 

      Need more video memory

    • C. 

      Higher resolution not supported by the monitor

    • D. 

      Need to download video driver from manufacturer

  • 18. 
    ____ SCSI may not be mixed with other types.
    • A. 

      SE

    • B. 

      HVD

    • C. 

      LVD

    • D. 

      None of the above

  • 19. 
    What is the purpose of the MSDS ?
    • A. 

      Proper handling and disposal instructions for hazardous materials

    • B. 

      Electrical safety instructions

    • C. 

      Microsoft Driver Service instructions

    • D. 

      List of computer device manufacturers

  • 20. 
    What is required for UltraDMA/66 to operate at rated speed?
    • A. 

      Cable Select

    • B. 

      80-wire cable

    • C. 

      Configured as master

    • D. 

      Connected to primary controller

  • 21. 
    Which fire extinguisher type is rated for electrical fires?
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 22. 
    After removing the power cord, how does an anti-static wrist strap protect you and your PC?
    • A. 

      No protection without power cord

    • B. 

      Equalizes the electrical charge between you and the PC.

    • C. 

      Grounds your body

    • D. 

      Grounds the PC

  • 23. 
    Which RAM module type is used in a notebook computer?
    • A. 

      DIMM

    • B. 

      RIMM

    • C. 

      SIMM

    • D. 

      SoDIMM

  • 24. 
    Dynamic RAM is an example  of _______ memory.
    • A. 

      Flash

    • B. 

      Nonvolatile

    • C. 

      Volatile

    • D. 

      Permanent

  • 25. 
    What hazards are associated with disassembling a CRT monitor?
    • A. 

      Dangerous high voltage stored in the CRT

    • B. 

      The glass CRT may implode if subjected to mechanical stress

    • C. 

      Phosphors escaping from a broken CRT are a health hazard

    • D. 

      All of the above