Introduction to Database System A minimum cardinality is the minimum number of entity instances that may participate in a relationship instance. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLE is used All of these to add a column/integrity constraint to a table to create a table, defining its columns, integrity constrains, and storage allocation to change a table's storage characteristics to redefine a column All of these to add a column/integrity constraint to a table to create a table, defining its columns, integrity constrains, and storage allocation to change a table's storage characteristics to redefine a column ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes All of these data elements record relationships records and files None of these All of these data elements record relationships records and files None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ Contains fields of data about one entity. Fields None of these Document Record File Fields None of these Document Record File ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Periodically adding, changing and deleting file records is called file Updating upgrading restructuring renewing Updating upgrading restructuring renewing ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Embedded pointer provide a physical record key All of these an inverted index a secondary access path None of these a physical record key All of these an inverted index a secondary access path None of these ANSWER DOWNLOAD EXAMIANS APP
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