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

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

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System Analysis and Design
The Turnaround is

the elapsed time between the receipt of the input and the availability of the output
the key information of programming
a program statement that violates one or more rules of the language in which it is written
a group of related fields
None of these

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