System Analysis and Design
In a Decision tree

the nodes represent the conditions, with the right wise of tree listing the actions to be taken
the branch, to be followed, depends on the conditions and decisions, to be made
all of the listed here
the root is drawn on the left and is the starting point on the decision sequence

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System Analysis and Design
A menu-driven system

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

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System Analysis and Design
A couple:

None of these
is represented by a line joining two modules
means that the upper module has the capability of calling the lower module
is a data item that moves from one module to another
None of these

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