Introduction to Database System The master list of an indexed file has a number assigned to each record both (b) and (c) None of these is sorted in ascending order contains only a list of keys and record numbers has a number assigned to each record both (b) and (c) None of these is sorted in ascending order contains only a list of keys and record numbers ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ database does not use pointers or physical links, but instead finds related records by examining the contents of fields. None of these Object-Oriented Network Relational Hierarchical None of these Object-Oriented Network Relational Hierarchical ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The main idea behind computer files is that it is convenient to store information together arrange them create them access them store information together arrange them create them access them ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation in this form is free of all modification anomalies. Domain/key normal form Second normal form Third normal form First normal form Domain/key normal form Second normal form Third normal form First normal form ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type can be related to many records in another record type and vice-versa. None of these One-to-one relationship One-to-many relationship Many-to-many relationship Many-to-one relationship None of these One-to-one relationship One-to-many relationship Many-to-many relationship Many-to-one relationship 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 None of these SELECT DISTINCT SELECT UNIQUE All of these SELECT DIFFERENT None of these SELECT DISTINCT SELECT UNIQUE All of these ANSWER DOWNLOAD EXAMIANS APP
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