Introduction to Database System In a one-to-many relationship, the entity that is on the many side of the relationship is called a(n) ________ entity. child parent instance subtype child parent instance subtype ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): normal form. referential integrity constraint. transitive dependency. insertion anomaly. normal form. referential integrity constraint. transitive dependency. insertion anomaly. 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 SELECT DISTINCT All of these SELECT DIFFERENT SELECT UNIQUE None of these SELECT DISTINCT All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products implemented the CODASYL DBTG model? R:base DB2 dBase-II IDMS R:base DB2 dBase-II IDMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database has a built-in capability to create, process and administer itself. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file contains only a list of keys and record numbers is sorted in ascending order has a number assigned to each record None of these both (b) and (c) contains only a list of keys and record numbers is sorted in ascending order has a number assigned to each record None of these both (b) and (c) ANSWER DOWNLOAD EXAMIANS APP
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