System Analysis and Design
The starting point for development of an MIS is;

a distributed database management
identification of business processes that are the essence of the business
purchase of a mini computers
the system has a large number of PCs and a LAN.

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System Analysis and Design
Direct-access organization

uses an index for each key type
Stores records sequentially but uses an index to locate records
means storing records in contiguous blocks according to a key.
has records placed randomly throughout the file

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