Introduction to Database System The DBMS acts as an interface between what two components of an enterprise-class database system? The user and the database application Database application and SQL Database application and the database Data and the database The user and the database application Database application and SQL Database application and the database Data and the database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM? R:base DB2 IDMS dBase-II R:base DB2 IDMS dBase-II ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type related to many entity instances of another type? One-to-Many Relationship One-to-One Relationship Many-to-Many Relationship Composite Relationship One-to-Many Relationship One-to-One Relationship Many-to-Many Relationship Composite Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the order of the columns does not matter. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be All of these the pin code a compound key consisting of the first name and the last name the last name None of these All of these the pin code a compound key consisting of the first name and the last name the last name None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The following are components of a database except ________ . reports user data indexes metadata reports user data indexes metadata ANSWER DOWNLOAD EXAMIANS APP
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