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Which of these is not a feature of Hierarchical model?(a) Organizes the data in tree-like structure(b) Parent node can have any number of child nodes(c) Root node does not have any parent(d) Child node can have any number of parent nodesI have been asked this question in a national level competition.This interesting question is from Organization of Records in Files in portion Storage and File Structures of Database Management

Answer»

The CORRECT option is (d) Child NODE can have any NUMBER of parent nodes

For explanation: The DATA are traversed using several algorithms.



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