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 A _____ Contains fields of data about one entity. Record Document None of these Fields File Record Document None of these Fields File ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The degree of a relationship refers to the number of entity classes in the relationship. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The main idea behind computer files is that it is convenient to create them arrange them access them store information together create them arrange them access them store information together ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the columns are sometimes called "attributes". True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The _____ command is used to allocates an extent for the table in SQL MODIFY ALLOCATES ALTER TABLE MODIFY TABLE REDEFINE TABLE None of these MODIFY ALLOCATES ALTER TABLE MODIFY TABLE REDEFINE TABLE None of these ANSWER DOWNLOAD EXAMIANS APP
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