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

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

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System Analysis and Design
Direct-access organization

Stores records sequentially but uses an index to locate records
means storing records in contiguous blocks according to a key.
has records placed randomly throughout the file
uses an index for each key type

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System Analysis and Design
A couple:

is represented by a line joining two modules
is a data item that moves from one module to another
None of these
means that the upper module has the capability of calling the lower module
None of these

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