Introduction to Database System In any hierarchy of data organization, the smallest entity to be processed as a single unit is called database None of these data field data record data file database None of these data field data record data file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System To have a file hold a list, it is necessary to identify the name, width and type of the fields of each record. decide which fields will be used as sort or index keys All of the listed here identify the records in the list identify the name, width and type of the fields of each record. decide which fields will be used as sort or index keys All of the listed here identify the records in the list ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an entity and ________ . an instance entity a subtype entity an archetype entity itself an instance entity a subtype entity an archetype entity itself 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. Database Records File structure Fields Database Records File structure Fields ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Relations are categorized into normal forms according to the referential integrity constraints that they have. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An on-line commercial site such as Amazon.com is an example of a(n) ________ . e-commerce database application data mining database application single-user database application multiuser database application e-commerce database application data mining database application single-user database application multiuser database application ANSWER DOWNLOAD EXAMIANS APP