Introduction to Database System A key: identifies a column. identifies a row. can only be one column. must always be composed of two or more columns. identifies a column. identifies a row. can only be one column. must always be composed of two or more columns. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove an index from the database in SQL? ROLL BACK INDEX DELETE INDEX DROP INDEX REMOVE INDEX ROLL BACK INDEX DELETE INDEX DROP INDEX REMOVE INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a 1:N relationship, the parent is the entity on the one side of the relationship and the child is the entity on the N side of the relationship. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute describes the entity's characteristics. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type may be related to more than one record of another record type. One-to-many relationship Many-to-one relationship Many-to many relationship One-to-one relationship One-to-many relationship Many-to-one relationship Many-to many relationship One-to-one relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The following are functions of a DBMS except ________ . creating databases administrating databases processing data creating and processing forms creating databases administrating databases processing data creating and processing forms ANSWER DOWNLOAD EXAMIANS APP
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