Introduction to Database System In a relation, the order of the rows matters. True False True False ANSWER DOWNLOAD EXAMIANS APP
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 A _____ means that one record in a particular record type can be related to many records in another record type and vice-versa. None of these One-to-many relationship Many-to-many relationship Many-to-one relationship One-to-one relationship None of these One-to-many relationship Many-to-many relationship Many-to-one relationship One-to-one relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to remove a stored function from the database? None of these DROP FUNCTION REMOVE FUNCTION DELETE FUNCTION ERASE FUNCTION None of these DROP FUNCTION REMOVE FUNCTION DELETE FUNCTION ERASE FUNCTION ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key: identifies a row. can only be one column. identifies a column. must always be composed of two or more columns. identifies a row. can only be one column. identifies a column. must always be composed of two or more columns. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The physical location of a record is determined by a mathematical formula that transforms a file key into a record location in a sequential file None of these an indexed file a tree file a hashed file a sequential file None of these an indexed file a tree file a hashed file ANSWER DOWNLOAD EXAMIANS APP
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