System Analysis and Design
Main characteristic of "ring", in Data structure, is

Last record points to the first record
Each record points to all other records
Many records point to one record
First record points only to the last record

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System Analysis and Design
In Decision trees

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

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