Introduction to Database System The _____ command is used to allocates an extent for the table in SQL None of these ALTER TABLE MODIFY ALLOCATES MODIFY TABLE REDEFINE TABLE None of these ALTER TABLE MODIFY ALLOCATES MODIFY TABLE REDEFINE TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System All instances of an entity class have the same attributes. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not considered to be a basic element of an enterprise-class database system? Database applications COBOL programs Users DBMS Database applications COBOL programs Users DBMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity represents a logical generalization whose actual occurrence is represented by a second, associated entity? Subtype entity Supertype entity Instance entity Archetype entity Subtype entity Supertype entity Instance entity Archetype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Updating a database means modifying or adding record occurrences reorganizing the database all of the listed here revising the file structure modifying or adding record occurrences reorganizing the database all of the listed here revising the file structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain? Bits Data field Characters None of the listed here Bits Data field Characters None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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