Introduction to Database System A primary key is a composite key that was selected to be the main identifier for the relation. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes None of these record relationships records and files All of these data elements None of these record relationships records and files All of these data elements ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A report generator is used to print files on paper all of the listed here update files data entry print files on paper all of the listed here update files data entry ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data item characteristics that are important in data management include punctuation width language spelling punctuation width language spelling ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System For some relations, changing the data can have undesirable consequences called: normal forms. referential integrity constraints. transitive dependencies. modification anomalies. normal forms. referential integrity constraints. transitive dependencies. modification anomalies. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Related fields in a data base are grouped to form data record data file menu None of these bank data record data file menu None of these bank ANSWER DOWNLOAD EXAMIANS APP
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