Introduction to Database System A subtype entity is a special case of another entity called a supertype entity. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove a table from the database in SQL? DELETE TABLE DROP TABLE ERASE TABLE UNATTACH TABLE DELETE TABLE DROP TABLE ERASE TABLE UNATTACH TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLE is used 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 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 ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the minimum number of entities that must be involved in a relationship? Greater Entity Count (GEC) Maximum cardinality Minimum cardinality ERD Greater Entity Count (GEC) Maximum cardinality Minimum cardinality ERD ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A set of programs that handle a firm's data base responsibilities is called a Data Base Management System (DBMS) Data Management System (DMS) None of these All of these Data Base Processing System (DBPS) Data Base Management System (DBMS) Data Management System (DMS) None of these All of these Data Base Processing System (DBPS) 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
EXAMIANS