Introduction to Database System If you want to organize a file in multiple ways, it is better to _____ the data rather than to sort it. Delete Index None of these Update Sort Key Delete Index None of these Update Sort Key ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An-owner-member set in the CODASYL specifications may have only one owner but many owner occurrences All of the listed here more than one member but only one occurrence per member only one member but many member occurrence only one owner but many owner occurrences All of the listed here more than one member but only one occurrence per member only one member but many member occurrence ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entity instances are associated by relationship classes. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A report form All of these None of these both (a) and (b) is used during report generation to format data appears on the computer monitor during data entry All of these None of these both (a) and (b) is used during report generation to format data appears on the computer monitor during data entry ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type related to many entity instances of another type? Many-to-Many Relationship One-to-One Relationship Composite Relationship One-to-Many Relationship Many-to-Many Relationship One-to-One Relationship Composite Relationship One-to-Many Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Two files may be joined into a third file if they have no records with the same value in the common field they have a field in common they have a row in common None of these both (b) and (c) they have no records with the same value in the common field they have a field in common they have a row in common None of these both (b) and (c) ANSWER DOWNLOAD EXAMIANS APP
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