System Analysis and Design
The current trend, of computer usage is mainly interactive; the trend, earlier, was

multi-task processing
batch processing
random processing
parallel processing
None of these

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System Analysis and Design
Inverted list organization

None of these
Stores records sequentially but uses an index to locate records
has records placed randomly throughout the file
means storing records in contiguous blocks according to a key.
uses an index for each key type

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