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-Updating: Changing data in master file to reflect the current status.
-Reference: Happens when it is made to particular records to ascertain what is contained there in but doesn’t alter the content.
-Sorting: Entails arranging of file contents into a predetermined sequence of the key field which occupy the same position.
-Merging: Process of combining the contents of master file from a file.
-Matching: Input files records are matched or compared to ensure that records exist in both files.
-Summarizing: Records of interest from the file are accumulated to form a record in an output file.
-Searching: Entails looking for the record of interest from the file.
Kavungya answered the question on April 16, 2019 at 09:55
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