Bottom-up programming starts by developing the data model before designing the user interface. Windows Start/Programs menu illustrates this approach. Since programs shortcuts are stored in the directory Programs the menu displays the content of this directory.
Top-down programming starts by designing the user interface before developing the data model. Mac OS X dock illustrates this approach. As it should be easy for a user to launch an application the dock displays big icons accessible in one click.
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Top-down and Bottom-up programming illustrated by Mac OS X and Windows
Bottom-up programming starts by developing the data model before designing the user interface. Windows Start/Programs menu illustrates this approach. Since programs shortcuts are stored in the directory
Programsthe menu displays the content of this directory.Top-down programming starts by designing the user interface before developing the data model. Mac OS X dock illustrates this approach. As it should be easy for a user to launch an application the dock displays big icons accessible in one click.