logo

CuriousTab

CuriousTab

Discussion


Home Computer Science Computer Hardware Comments

  • Question
  • During the laser printer's conditioning phase a uniform charge of _____ is placed on the photosensitive drum.


  • Options
  • A. +1000 volt
  • B. +600 volts
  • C. -600 volts
  • D. -1000 volts
  • E. + 12 volts

  • Correct Answer
  • -600 volts 


  • Computer Hardware problems


    Search Results


    • 1. To prevent toner from sticking to a laser printer's heat rollers, apply which of the following:

    • Options
    • A. Alcohol
    • B. Oil
    • C. Ammonia
    • D. Beer or Jack Daniels
    • E. None of the above
    • Discuss
    • 2. When configuring is a network interface cards without jumpers or plug and play, what is used to set the IRQs?

    • Options
    • A. DMA
    • B. CMOS
    • C. the OS
    • D. configuration software
    • E. None of the above
    • Discuss
    • 3. In which mode can 2 or more applications be stored in memory at the same time?

    • Options
    • A. Segmented Mode
    • B. Unprotected Mode
    • C. Real Mode
    • D. Protected Mode
    • E. None of the above
    • Discuss
    • 4. After trying to unload a TSR, you get an error message saying that other TSRs were loaded after the one you tried to remove. Which of the following commands could you use to see the current load order?

    • Options
    • A. MEM /P
    • B. MEMMAKER
    • C. MEM /C (A SYS:
    • D. None of the above
    • Discuss
    • 5. How many pins on a VGA?

    • Options
    • A. 15.
    • B. 9
    • C. 25
    • D. 32
    • E. None of the above
    • Discuss
    • 6. What is modified when changing the system start-up boot sequence?

    • Options
    • A. BIOS/CMOS
    • B. CONFIG.SYS
    • C. autoexec.bat
    • D. COMMAND.COM
    • E. None of the above
    • Discuss
    • 7. After doing a low-level format, what would be the next step in configuring the hard drive in a system?

    • Options
    • A. Format DOS partition
    • B. Install operating system
    • C. Configure DMA channel and back-up interrupt
    • D. Partition hard disk
    • E. None of the above
    • Discuss
    • 8. What is the best ground for a conductive work bench?

    • Options
    • A. AC outlet
    • B. Ground to bend
    • C. To another device
    • D. Chassis ground
    • E. None of the above
    • Discuss
    • 9. Match the device driver HIMEM.SYS to its operation.

    • Options
    • A. Supports (ANSI) terminal emulation
    • B. Manages the use of extended memory
    • C. Uses expanded memory on a 80386 processor
    • D. Supports code page switching
    • E. None of the above
    • Discuss
    • 10. To find out how much memory is available, you could type _____

    • Options
    • A. EMM
    • B. MEM
    • C. CHKDSK
    • D. MEMMAKER
    • E. None of the above
    • Discuss


    Comments

    There are no comments.

Enter a new Comment