System Analysis and Design
The combination of the top-down and the bottom-up approach may be referred to as an

interactive approach
None of these
both b and c
integrative approach
interpretive approach

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System Analysis and Design
Direct-access organization

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

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