CMPTR
3rd Edition
ISBN: 9781337681872
Author: PINARD
Publisher: Cengage
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Just what does it imply to validate input data?
The data recording area between the blank gaps on magnetic tape is called a/ an:
A.
Record
B.
Block
C.
Field
D.
Database
E.
None of the above
he number of records contained within a block of data on magnetic tape is defined by the blocking factor why?
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- Describe what is meant by the words "file," "record," and "field," respectively.arrow_forwardSequential access method is used for obtaining a record from a cassette tape Explain?arrow_forwardCertain databases only utilise sectors in the outer tracks of magnetic discs, leaving sectors in the interior tracks idle.This is known as a "hot-spot" setup.What exactly are the advantages of doing so?arrow_forward
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