Computer Exam Si99 Done By Chemical Engineering Committee

40 Questions | Total Attempts: 278

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Computer Exam Si99 Done By Chemical Engineering Committee - Quiz

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Questions and Answers
  • 1. 
    Secondary storage is __________, which means it keeps its data after the power is turned off.
    • A. 

      volatile

    • B. 

      Sequential

    • C. 

      nonvolatile

  • 2. 
    Flat, portable pieces of Mylar encased in a hard, plastic cover and used to store data are called
    • A. 

      Nonvolatile media

    • B. 

      EBCDIC data

    • C. 

      Diskettes

  • 3. 
    The standard size for flexible disks with an exterior jacket of hard plastic is currently
    • A. 

      2.5 inches

    • B. 

      3.5 inches

    • C. 

      5.25 inches

  • 4. 
    The 2HD on a disk label means
    • A. 

      2 MB storage capacity

    • B. 

      two-sided, high density

    • C. 

      2 MB hard disk

  • 5. 
    A removable floppy-disk cartridge with 100 MB or 250 MB of capacity is called a(n) __________ disk.
    • A. 

      Zip

    • B. 

      Mega

    • C. 

      Monster

  • 6. 
    If the notch on a diskette is closed,
    • A. 

      . SuperDisk

    • B. 

      ZIP disk

    • C. 

      HDF

  • 7. 
    The data on a floppy disk is recorded in rings called
    • A. 

      sectors

    • B. 

      Ringers

    • C. 

      tracks

  • 8. 
    The _________ has the largest capacity of the removable floppy disks.
    • A. 

      2HD

    • B. 

      HiFD

    • C. 

      SuperDisk

  • 9. 
    Zip disks have a storage capacity of ________.
    • A. 

      120 KB

    • B. 

      100 MB/250 MB

    • C. 

      50 MB

  • 10. 
    HiFD disks have a storage capacity of ________.
    • A. 

      120 KB

    • B. 

      200 MB

    • C. 

      50 MB

  • 11. 
    The standard 3.5-inch disk has a storage capacity of ______.
    • A. 

      1.44 MB

    • B. 

      100 MB

    • C. 

      144 KB

  • 12. 
    Rings or tracks on floppies are divided in wedged-shaped sections known as:
    • A. 

      Formats

    • B. 

      sectors

    • C. 

      divisions

  • 13. 
    Thick, rigid, metal platters that are capable of storing and retrieving information at a high rate of speed are known as
    • A. 

      Hard disks

    • B. 

      soft disks

    • C. 

      Cartridge

  • 14. 
    __________ is the term used to describe what happens when the read-write head of a hard disk touches the surface of the disk platter
    • A. 

      Head crash

    • B. 

      Platter crash

    • C. 

      Flying error

  • 15. 
    One or more metallic platters sealed inside a container that is mounted inside the system unit describes a(n)
    • A. 

      Internal hard disk

    • B. 

      hard disk cartridge

    • C. 

      Hard disk pack

  • 16. 
    A(n) __________ is a hard disk that can be removed from the system unit.
    • A. 

      . internal hard disk

    • B. 

      hard disk cartridge

    • C. 

      hard disk pack

  • 17. 
    Several hard disk platters aligned one above the other, and frequently found external to the system unit is a(n)
    • A. 

      . internal hard disk

    • B. 

      hard disk cartridge

    • C. 

      . hard disk pack

  • 18. 
    The time between a computer's request for data and the completion of the transfer of that data is called
    • A. 

      access time

    • B. 

      Seek time

    • C. 

      selection time

  • 19. 
    Three ways to improve the performance of a hard disk include
    • A. 

      disk caching, RAID, and file expansion

    • B. 

      file compression, disk caching, and file decompression

    • C. 

      Disk caching, RAID, and file compression

  • 20. 
    The term for the process of storing frequently used data from a disk into memory is
    • A. 

      data compression

    • B. 

      data access

    • C. 

      disk caching

  • 21. 
    Which of the following is not a way of improving hard disk performance?
    • A. 

      disk caching

    • B. 

      Virtual disk space

    • C. 

      file compression

  • 22. 
    The method of increasing the amount of space required to store data and programs is
    • A. 

      file compression

    • B. 

      Data access

    • C. 

      RAID

  • 23. 
    The wedge-shaped areas on a diskette are called _________.
    • A. 

      . tracks

    • B. 

      sectors

    • C. 

      cartridges

  • 24. 
    A group of external disk units connected to a microcomputer to provide additional storage are called  
    • A. 

      . access limited disks

    • B. 

      hard disk packs

    • C. 

      access disk packs

  • 25. 
    Two well-known special compression programs that scan files for ways to reduce the required storage are
    • A. 

      Sony and Panasonic Compression

    • B. 

      WinZip and PKZip

    • C. 

      . Iomega JAZ and SyQuest SPARQ

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