Introduction to Database System Which of the following is not considered to be a basic element of an enterprise-class database system? Users COBOL programs Database applications DBMS Users COBOL programs Database applications DBMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System You have run an SQL statement that asked the DBMS to display data in a table named USER_TABLES. The results include columns of data labeled "TableName," "NumberOfColumns" and "PrimaryKey." You are looking at ________ . metadata A report indexes user data metadata A report indexes user data ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS acts as an interface between what two components of an enterprise-class database system? Data and the database Database application and SQL The user and the database application Database application and the database Data and the database Database application and SQL The user and the database application Database application and the database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to add a column/integrity constraint to a table INSERT COLUMN MODIFY TABLE ALTER TABLE ADD COLUMN INSERT COLUMN MODIFY TABLE ALTER TABLE ADD COLUMN 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) ERD Maximum cardinality Minimum cardinality Greater Entity Count (GEC) ERD Maximum cardinality Minimum cardinality ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ Contains fields of data about one entity. Fields Record File None of these Document Fields Record File None of these Document ANSWER DOWNLOAD EXAMIANS APP