Introduction to Database System Which of the following is not considered to be a basic element of an enterprise-class database system? COBOL programs DBMS Users Database applications COBOL programs DBMS Users Database applications ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier determines the type of relationship that an entity has. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity is related to two or more associated entities that each contain specialized attributes that apply to some but not all of the instances of the entity? Supertype entity Instance entity Subtype entity Archetype entity Supertype entity Instance entity Subtype entity Archetype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The _____ command is used to allocates an extent for the table in SQL MODIFY TABLE MODIFY ALLOCATES REDEFINE TABLE None of these ALTER TABLE MODIFY TABLE MODIFY ALLOCATES REDEFINE TABLE None of these ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a _____ resembles the hierarchical model in many respects. None of these Hierarchical database Relational database Distributed database Network database None of these Hierarchical database Relational database Distributed database Network database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One solution to the multivalued dependency constraint problem is to: create a new theme. add a composite key. change the theme. split the relation into two relations, each with a single theme. create a new theme. add a composite key. change the theme. split the relation into two relations, each with a single theme. ANSWER DOWNLOAD EXAMIANS APP
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