Introduction to Database System The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain? Bits None of the listed here Data field Characters Bits None of the listed here Data field Characters ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent. Relational database Hierarchical database Distributed database Network database Relational database Hierarchical database Distributed database Network database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type related to many entity instances of another type? One-to-Many Relationship Composite Relationship One-to-One Relationship Many-to-Many Relationship One-to-Many Relationship Composite Relationship One-to-One Relationship Many-to-Many Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The purpose of a database is to help people stop using spreadsheets. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The XML family of standards is very important in database processing today. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A candidate key is a determinant that determines all the other columns is a relation. False True False True ANSWER DOWNLOAD EXAMIANS APP
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