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

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Q. When a disk stack is serviced by a comb-like access mechanism, there is one read/write head for each

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Q. Which of the following are likely to jam the read/write head of a disk pack?

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Q. Which of the following is not true of a magnetic disk?

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Q. What type of magnetic material is normally used in bubble memories?

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Q. The general range of speed in revolutions per minute (rpm) at which floppy disks rotate is

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Q. A double sided magnetic disk pack has six disks. Can you tell how many surfaces of this pack are normally used?

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Q. Magnetic tape can serve as :

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Q. In magnetic disks, data is organized on the platter in a concentric sets of rings called

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Q. The data recording area between the blank gaps on magnetic tape is called a/ an:

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Q. Accessing records from a file directly without searching from the beginning of the file is

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Q. An advantage of blocking a tape is that

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Q. Floppy disks which are made from flexible plastic material are also called?

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Q. Hard disks and diskettes are:

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Q. The primary advantage of key-to-tape data-entry systems is:

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Q. Which of the following is not a sequence storage device?

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Q. CD-ROM is a

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Q. The disk concept for reducing time lost from rotational delay is:

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Q. A beam of light used to record and retrieve data on optical disks is known as

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Q. A disk with usable recording surfaces on each side is known as

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