Introduction to Database System Composite identifiers consist of two or more attributes. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to changes data in a table? UPDATE APPEND INSERT BROWSE UPDATE APPEND INSERT BROWSE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Sophisticated report generators can print row-oriented reports All of the listed here selectively retrieve and print portions of a list perform arithmetic operations print row-oriented reports All of the listed here selectively retrieve and print portions of a list perform arithmetic operations ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity represents a logical generalization whose actual occurrence is represented by a second, associated entity? Instance entity Archetype entity Subtype entity Supertype entity Instance entity Archetype entity Subtype entity Supertype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relational schema, each tuple is divided into fields called All of the listed here Relations Queries Domains All of the listed here Relations Queries Domains ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to add a column/integrity constraint to a table ADD COLUMN INSERT COLUMN MODIFY TABLE ALTER TABLE ADD COLUMN INSERT COLUMN MODIFY TABLE ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
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