System Analysis and Design
A menu-driven system

increases the operator's work
can be used only by computer professionals
presents options and allows the user to make selections
None of these
is required only for on-line systems

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System Analysis and Design
The approach used in top-down analysis and design is

all of the listed here
to identify a top level function an d then create a hierarchy of lower-level modules and components.
to identify the top level functions by combining many smaller components into a single entity
to prepare flow charts after programming has been completed

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