System Analysis and Design
In Decision trees

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

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System Analysis and Design
Inverted list organization

None of these
uses an index for each key type
Stores records sequentially but uses an index to locate records
has records placed randomly throughout the file
means storing records in contiguous blocks according to a key.

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