System Analysis and Design
In processing controls must be established in a system, in order to

prohibit tampering with information by unauthorized person
None of these
block or trap faulty data from entry into processing
Verify that all data have been processed
All of these

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System Analysis and Design
Advantages of Relational Database Management systems are

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

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