Introduction to Database System A set of programs that handle a firm's data base responsibilities is called a Data Base Processing System (DBPS) Data Management System (DMS) Data Base Management System (DBMS) None of these All of these Data Base Processing System (DBPS) Data Management System (DMS) Data Base Management System (DBMS) None of these All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key: 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. identifies a column. identifies a row. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database design may be based on existing data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type of related to a single-entity instance of another type? Many-to-Many Relationship Composite Relationship One-to-Many Relationship One-to-One Relationship Many-to-Many Relationship Composite Relationship One-to-Many Relationship One-to-One Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, GRANT command is used to allow user to access databases grant system privileges, roles, and object privileges to uses and roles None of the listed here allow user to create databases allow user to access databases grant system privileges, roles, and object privileges to uses and roles None of the listed here allow user to create databases ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not considered to be a basic element of an enterprise-class database system? Users Database applications DBMS COBOL programs Users Database applications DBMS COBOL programs ANSWER DOWNLOAD EXAMIANS APP