Introduction to Database System Which type of entity has its relationship to another entity determined by an attribute in that other entity called a discriminator? Archetype entity Supertype entity Instance entity Subtype entity Archetype entity Supertype entity Instance entity Subtype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is a two-dimensional table. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Sort/report generators require more disk space than index/report generators none of the listed here are faster than index/report generators do not need to sort before generating a report require more disk space than index/report generators none of the listed here are faster than index/report generators do not need to sort before generating a report ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the DBM approach, application programs perform the access control all of the listed here storage function processing functions access control all of the listed here storage function processing functions 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 DBMS COBOL programs Users Database applications DBMS COBOL programs Users ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database is called "self-describing" because it contains a description of itself. False True False True ANSWER DOWNLOAD EXAMIANS APP
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