Introduction to Database System What software packages are commonly used for businesses that have to track extensive lists of clients and inventory? Single function application packages Data management packages Special purpose packages Custom made programs None of these Single function application packages Data management packages Special purpose packages Custom made programs None of these 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 ALTER TABLE MODIFY TABLE ADD COLUMN INSERT COLUMN ALTER TABLE MODIFY TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In an enterprise-class database system, business users interact directly with database applications, which directly access the database data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key: identifies a column. must always be composed of two or more columns. can only be one column. identifies a row. identifies a column. must always be composed of two or more columns. can only be one column. identifies a row. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Given the functional dependency R → S , R is called the determinant. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation in this form is free of all modification anomalies. First normal form Second normal form Third normal form Domain/key normal form First normal form Second normal form Third normal form Domain/key normal form ANSWER DOWNLOAD EXAMIANS APP