Introduction to Database System In the relational model, relationships between relations or tables are created by using: determinants. composite keys. foreign keys. candidate keys. determinants. composite keys. foreign keys. candidate keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Sophisticated report generators can print row-oriented reports perform arithmetic operations selectively retrieve and print portions of a list All of the listed here print row-oriented reports perform arithmetic operations selectively retrieve and print portions of a list All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the minimum number of entities that must be involved in a relationship? ERD Minimum cardinality Greater Entity Count (GEC) Maximum cardinality ERD Minimum cardinality Greater Entity Count (GEC) Maximum cardinality ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The different classes of relations created by the technique for preventing modification anomalies are called: functional dependencies. normal forms. None of these referential integrity constraints. functional dependencies. normal forms. None of these referential integrity constraints. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The functional dependency R → S means that the value of S can be determined when we are given a value of R. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLE is used to create a table, defining its columns, integrity constrains, and storage allocation to add a column/integrity constraint to a table All of these to redefine a column to change a table's storage characteristics to create a table, defining its columns, integrity constrains, and storage allocation to add a column/integrity constraint to a table All of these to redefine a column to change a table's storage characteristics ANSWER DOWNLOAD EXAMIANS APP