Introduction to Database System The index consists of None of these a list of keys All of these both (a) and (b) pointers to the master list None of these a list of keys All of these both (a) and (b) pointers to the master list ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities use identifiers while tables use keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If you want to group the records in the abc database, you could use the Jobcode as the _____. Delete Index Sort Key Update Delete Index Sort Key Update ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary is a special file that contains the names of all fields in all files None of these the data types of all fields in all files the widths of all fields in all files All of these the names of all fields in all files None of these the data types of all fields in all files the widths of all fields in all files All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity has its relationship to another entity determined by an attribute in that other entity called a discriminator? Supertype entity Instance entity Archetype entity Subtype entity Supertype entity Instance entity Archetype entity Subtype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a 1:N relationship, the parent is the entity on the one side of the relationship and the child is the entity on the N side of the relationship. False True False True ANSWER DOWNLOAD EXAMIANS APP