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

audit trial
report generation
None of these
batch processing
conversion

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System Analysis and Design
Sequential organization

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

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System Analysis and Design
Advantages of Relational Database Management systems are

Security controls can be more easily implemented.
Data independence since it allows the database to grow by adding new attributes and relations.
None of these
All of these
Flexibility, of relating different logical files

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