Introduction to Database System Database applications are seldom intended for use by a single user. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An entity is something that can be identified in the user's work environment; something that the users want to track. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the minimum number of entities that must be involved in a relationship? Minimum cardinality Maximum cardinality ERD Greater Entity Count (GEC) Minimum cardinality Maximum cardinality ERD Greater Entity Count (GEC) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity represents an actual occurrence of an associated generalized entity? Instance entity Subtype entity Archetype entity Supertype entity Instance entity Subtype entity Archetype entity Supertype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A set of programs that handle a firm's data base responsibilities is called a Data Base Processing System (DBPS) Data Base Management System (DBMS) None of these All of these Data Management System (DMS) Data Base Processing System (DBPS) Data Base Management System (DBMS) None of these All of these Data Management System (DMS) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to select only one copy of each set of duplicable rows SELECT DIFFERENT SELECT UNIQUE None of these All of these SELECT DISTINCT SELECT DIFFERENT SELECT UNIQUE None of these All of these SELECT DISTINCT ANSWER DOWNLOAD EXAMIANS APP
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