Banking Computers Science Sample Paper Computer - Sample Paper - 14

  • question_answer
    The life-span of a CD-ROM is______

    A) Approximately one year

    B) Approximately two years

    C) Approximately five years

    D) Approximately twenty-five years

    E) Almost unlimited

    Correct Answer: C

    Solution :

    The life span of a CD-ROM is approximately five years. Unlike pressed original CDs. Burned CDs (such as CD-RW) have a relatively short life span of between two to five Years, depending on the quality of CD Burned CDs have a recording surface consisting of a layer of dye that can be modified by heat to store data. The degradation process can result in data shifting on the surface and thus becoming unreadable to the laser beam,


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