Q. Storage on PC allows you to store files until something erases it, but memory loses its contents whenever its _____ is lost

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Q. How many types of storage loops exist in magnetic bubble memory?

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Q. The bubbles in a bubble memory pack are created with the help of?

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Q. Which kind of devices allows the user to add components and capabilities to a computer system?

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Q. What is the name of the visible silver rectangle which separates the take-up portion of the magnetic tape from the data recording portion?

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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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