Introduction to Database System The relational database model was created by E.F. Codd. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What is the abbreviation used for a software package that permits the users to create, retrieve and maintain records in a database? DASD EMMS DBMS None of these FMS DASD EMMS DBMS None of these FMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a group of one or more attributes that uniquely identifies a row? Relation Key Determinant Tuple Relation Key Determinant Tuple ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An application where only one user accesses the database at a given time is an example of a(n) ________ . multiuser database application single-user database application data mining database application e-commerce database application multiuser database application single-user database application data mining database application e-commerce database application ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A subtype entity is a special case of another entity called a supertype entity. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The distinguishable parts of a record are called fields None of these database data files fields None of these database data files ANSWER DOWNLOAD EXAMIANS APP
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