System Analysis and Design
A hierarchical chart that divides a large program into modules, in which greater details is designed in successively lower programming levels, is called a

All of these
None of these
Scheme
sub-schema
Structure

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System Analysis and Design
A menu-driven system

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

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