Introduction to Database System A relation is in Boyce-Codd Normal Form (BCNF) if every determinant is a composite key. False True False True 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 change a table's storage characteristics to add a column/integrity constraint to a table All of these to redefine a column to create a table, defining its columns, integrity constrains, and storage allocation to change a table's storage characteristics to add a column/integrity constraint to a table All of these to redefine a column ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command(s) is(are) used to redefine a column of the table in SQL ? all of the listed here MODIFY TABLE ALTER TABLE DEFINE TABLE all of the listed here MODIFY TABLE ALTER TABLE DEFINE TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One of the reasons why OODBMSs have not been widely used for business information systems is that OOP is obsolete. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity? ID-independent entity Strong entity Weak entity ID-dependent entity ID-independent entity Strong entity Weak entity ID-dependent entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System All instances of an entity class have the same attributes. False True False True ANSWER DOWNLOAD EXAMIANS APP
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