System Analysis and Design
Tracing, of any input record or process, performed on a system, back to its original source, is an

None of these
batch processing
audit trial
report generation
conversion

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System Analysis and Design
Inverted list organization

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

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