System Analysis and Design
The term scheme means

the relationship service bureau
a parent with no owners
two dimensional table
None of these
a map of overall structure of a database.

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System Analysis and Design
In Decision trees

nodes represent the conditions, with the right side of tree listing the actions to be taken
None of these
the branch depends on the condition and decisions to made
All of these
the root is drawn on the left and is the starting point on the decision sequence.

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