Data Modeling Test Questions and Answers All Correct

Data Modeling Test Questions and Answers All Correct represents data as a hierarchical tree structure - ANSWER hierarchical model a record within a table - ANSWER instance represents data as record types - ANSWER network model another term for table - ANSWER relation represents data as relations or tables - ANSWER relational model a limited type of one to many relationship - ANSWER set type the logical structure of the entire database - ANSWER conceptual model another term for logical schema - ANSWER conceptual schema the immunity of user applications to changes made in the definition and organization of data - ANSWER data independence a collection of concepts or notations for describing data, data relationships, data semantics and data constraints - ANSWER data model