Introduction to Database System A _____ database does not use pointers or physical links, but instead finds related records by examining the contents of fields. Object-Oriented Hierarchical Network None of these Relational Object-Oriented Hierarchical Network None of these Relational ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a _____ resembles the hierarchical model in many respects. Distributed database Relational database Hierarchical database Network database None of these Distributed database Relational database Hierarchical database Network database None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The primary key is selected from the: composite keys. determinants. foreign keys. candidate keys. composite keys. determinants. foreign keys. candidate keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When you have finished entering information into a form the contents of the form are written to the data file All of the listed here the template is written to the data file the contents of the form can be printed the contents of the form are written to the data file All of the listed here the template is written to the data file the contents of the form can be printed ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute that names or identifies entity instances is a(n): relationship. attribute. entity. identifier. relationship. attribute. entity. identifier. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The activity of a file None of these is a measure of the percentage of existing records updated during a run if high, reduces processing efficiency for sequential and nonsequential files is a low percentages of number of records added or deleted from a file refers to how closely the files fits into the allocated None of these is a measure of the percentage of existing records updated during a run if high, reduces processing efficiency for sequential and nonsequential files is a low percentages of number of records added or deleted from a file refers to how closely the files fits into the allocated ANSWER DOWNLOAD EXAMIANS APP
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