Introduction to Database System Which of the following is a type of DBMS software? report writer query language All of these database manipulation language utilities report writer query language All of these database manipulation language utilities ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Keys made up of two or more attributes are called composite keys. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type is related to only one record of another record type. Many-to-one relationship One-to-one relationship Many-to-many relationship None of these One-to-many relationship Many-to-one relationship One-to-one relationship Many-to-many relationship None of these One-to-many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary is a special file that contains the widths of all fields in all files the data types of all fields in all files None of these All of these the names of all fields in all files the widths of all fields in all files the data types of all fields in all files None of these All of these the names of all fields in all files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the columns are sometimes called "attributes". False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a one-to-many relationship, the entity that is on the one side of the relationship is called a(n) ________ entity. child parent subtype instance child parent subtype instance ANSWER DOWNLOAD EXAMIANS APP