Introduction to Database System If a piece of data is stored in two places in the database, then storage space is wasted both (a) and (b) changing the data is one spot will cause data inconsistency None of these it can be more easily accessed storage space is wasted both (a) and (b) changing the data is one spot will cause data inconsistency None of these it can be more easily accessed ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier typically uses more than one attribute. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A tuple is a(n): two dimensional table. row of a table. key of a table. column of a table. two dimensional table. row of a table. key of a table. column of a table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a _____ resembles the hierarchical model in many respects. Relational database Network database Hierarchical database None of these Distributed database Relational database Network database Hierarchical database None of these Distributed database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file. Fields Records File structure Database Fields Records File structure Database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Embedded pointer provide a secondary access path an inverted index All of these a physical record key None of these a secondary access path an inverted index All of these a physical record key None of these ANSWER DOWNLOAD EXAMIANS APP
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