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  1. What is meant by quad-density (QD) diskette?

    2. A.

     It is double-sided disk
    B.

     It is double density disk
    C.

     It has double the number of tracks per inch
    D.

     All of the above
    E.

     None of the above

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    Workspace

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    Answer : Option D

    Explanation :

    Quad-density (QD) : A quad density disk is a 5¼" floppy disk with a storage capacity of 720 kilobytes. Quad density floppy disks are often double sided. During their time, quad density floppy disks are not as common as double-sided, double-density floppy disks.

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