System Analysis and Design
On a systems flowchart, the online manual keeping of input data is identified by using the

online keyboard symbol
manual operation symbols
keeping operation symbols
online keyboard symbol

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

None of these
to identify a top level function and then create a hierarchy of lower level modules and components
to prepare flowcharts after programming has been completed
to identify the top level functions by combining many smaller components into a single entity.
All of these

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