System Analysis and Design
The main purpose of the system investigation phase is to produce

a feasibility report
All of these
None of these
a design report
a requirement report

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System Analysis and Design
Sequential organization

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

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System Analysis and Design
An audit trial is

designed to permit tracing of any input record or process performed on a system, back toits original sources
All of these
post-auditing the system after its implementation
test data used by the system auditor
None of these

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