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 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 _____ Contains fields of data about one entity. None of these Record Document Fields File None of these Record Document Fields File ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes All of these data elements record relationships records and files None of these All of these data elements record relationships records and files None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a record management system might be a Rolodex card file All of these None of these handwritten list a business form a Rolodex card file All of these None of these handwritten list a business form ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type of related to a single-entity instance of another type? Composite Relationship One-to-Many Relationship One-to-One Relationship Many-to-Many Relationship Composite Relationship One-to-Many Relationship One-to-One Relationship Many-to-Many Relationship ANSWER DOWNLOAD EXAMIANS APP
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