NDBMS uses set theory to solve many problems of HDBMS.

1.	NDBMS uses set theory to solve many problems of HDBMS.
Answer» undamentals of HDBMS and NDBMSThe hierarchical data MODEL organizes data in a tree structure. There is a hierarchy of parent and child data segments. This structure implies that a record can have repeated information, generally in child data segments. The hierarchical model EMPLOYS two MAIN data structuring concepts: records and parent-child relationships. A record is a collection of field values that provide information on an entity or a relationship instance. Records of the same type are GROUPED into record types. A record type is given a name, and its structure is defined by a collection of named fields or data items. Each field has a certain data type, such as integer, real, or string.HOPE THIS WILL HELP YOU PLEASE MARK AS BRAINLIEST

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