System Analysis and Design
Which of the following is not true of the conversion phase of the development life cycle?

the non machine components of the system should be considered
the user and systems personnel must work closely together
documentation should be emphasized
steps must be taken to phase out the old system

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System Analysis and Design
Advantages of Relational Database Management systems are

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

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