Introduction to Database System A scheme describes data elements All of these record relationships None of these records and files data elements All of these record relationships None of these records and files 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? Many-to-Many Relationship Composite Relationship One-to-Many Relationship One-to-One Relationship Many-to-Many Relationship Composite Relationship One-to-Many Relationship One-to-One Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relational schema, each tuple is divided into fields called All of the listed here Queries Relations Domains All of the listed here Queries Relations Domains ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Each of data files has a _____ that describe the way the data is stored in the file. Records File structure Fields Database Records File structure Fields Database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A subtype entity is a special case of another entity called a supertype entity. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An application where only one user accesses the database at a given time is an example of a(n) ________ . data mining database application multiuser database application e-commerce database application single-user database application data mining database application multiuser database application e-commerce database application single-user database application ANSWER DOWNLOAD EXAMIANS APP
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