System Analysis and Design
Conversion method in which users, being used to an old system, continue to use the old system, alongside the new system, is

All of these
parallel run
multitasking
multi processing
None of these

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System Analysis and Design
A couple:

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

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

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