Introduction to Database System A relation has cells that hold multi-value entries. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data items grouped together for storage purposes are called a None of these list string record title None of these list string record title ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the maximum number of entities that can be involved in a relationship? Greater Entity Count (GEC) ERD Maximum cardinality Minimum cardinality Greater Entity Count (GEC) ERD Maximum cardinality Minimum cardinality ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A primary key is a composite key that was selected to be the main identifier for the relation. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command(s) is(are) used to redefine a column of the table in SQL ? MODIFY TABLE all of the listed here ALTER TABLE DEFINE TABLE MODIFY TABLE all of the listed here ALTER TABLE DEFINE TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities use identifiers while tables use keys. False True False True ANSWER DOWNLOAD EXAMIANS APP