a) Describe four aspects of file design that should be considered for a file in which performance has high priority. b) Outline four differences between a file...

      

a) Describe four aspects of file design that should be considered for a file in which
performance has high priority.
b) Outline four differences between a file system and a database management system.

  

Answers


Kavungya
Growth
It is the increase or decrease in number of records in the file or it is the percentage increase
or decrease of records in relation to the existing records.
Volatility
This is the frequency with which records are added or deleted from the files.
Hit rate
The rate of processing master file in items of active records
Storage media available
If the media available is a tape, serial or sequential method would be appropriate.
Response time requirement
If first access method is required would be appropriate.

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Kavungya answered the question on May 13, 2019 at 14:00


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