Introduction to Database System In an Enterprise-class database system, business users interact directly with database applications that interact with the DBMS, which directly accesses the database data. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: foreign keys. candidate keys. composite keys. determinants. foreign keys. candidate keys. composite keys. determinants. 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? Archetype entity Instance entity Subtype entity Supertype entity Archetype entity Instance entity Subtype entity Supertype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A logical schema is a standard way of organizing information into accessible parts All of these None of these describes how data is actually stored on disk is the entire database is a standard way of organizing information into accessible parts All of these None of these describes how data is actually stored on disk is the entire database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to remove a stored function from the database? DELETE FUNCTION DROP FUNCTION REMOVE FUNCTION None of these ERASE FUNCTION DELETE FUNCTION DROP FUNCTION REMOVE FUNCTION None of these ERASE FUNCTION ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One data dictionary software package is called TOTAL DB/DC dictionary None of these ACCESS any of the above TOTAL DB/DC dictionary None of these ACCESS any of the above ANSWER DOWNLOAD EXAMIANS APP
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