Q. Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records?

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Q. Which is a secondary memory device?

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Q. A storage device which is used to store data & information external to the main storage is known as

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Q. The number of records contained within a block of data on magnetic tape is defined by the

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Q. What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk? (Each track is further divided into pic-shaped sections called sectors.)

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Q. Which part of the diskette should never be touched?

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Q. Most disk drives have a single read/ write head for each disk surface. What is the advantage of suing multiple heads on each movable access arm?

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Q. The Josephson tunneling device illustrates principles associated with the advanced storage technique:

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Q. A floppy disk contains

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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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