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  3. 5th Class
  4. Computers Science
  5. Characteristics of Memory Devices

5th Class Computers Science Characteristics of Memory Devices Question Bank Computer Memory-Primary and Secondary Memory

  • question_answer
    Arrange the following in decreasing order of their storage capacity CD-ROM, DVD, Blu-ray

    A) CD-ROM \[\to\]DVD\[\to\]Blu-ray

    B) CD-ROM\[\to\]Blu-ray\[\to\]DVD

    C) DVD\[\to\]Blu-ray\[\to\]CD-ROM

    D) Blu-ray\[\to\]DVD\[\to\]CD-ROM

    Correct Answer: C

    Solution :

    A compact disc (CD) can hold 650-700 MB data. DVD can hold 4.7-8.7 GB data whereas a Blu-ray disc can hold from 25-50 GB data.


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