Introduction to Database System An entity class is a collection of entities and is described by the structure of the entities in that class. 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? DBMS COBOL programs Users Database applications DBMS COBOL programs Users Database applications ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to add a column/integrity constraint to a table MODIFY TABLE ADD COLUMN INSERT COLUMN ALTER TABLE MODIFY TABLE ADD COLUMN INSERT COLUMN ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the maximum number of entities that can be involved in a relationship? Greater Entity Count (GEC) Minimum cardinality Maximum cardinality ERD Greater Entity Count (GEC) Minimum cardinality Maximum cardinality ERD ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An application where only one user accesses the database at a given time is an example of a(n) ________ . single-user database application e-commerce database application data mining database application multiuser database application single-user database application e-commerce database application data mining database application multiuser database application ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In order to use a record management system You need to understand the model the record management system uses. All of these Both (a) and (b) None of these You need to understand the low-level details of how information in stored You need to understand the model the record management system uses. All of these Both (a) and (b) None of these You need to understand the low-level details of how information in stored ANSWER DOWNLOAD EXAMIANS APP
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