Introduction to Database System A database design may be based on existing data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to create a synonym for a schema object? CREATE SAME All of the listed here CREATE SYNONYM CREATE SCHEMA CREATE SAME All of the listed here CREATE SYNONYM CREATE SCHEMA 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. Many-to-one relationship None of these Many-to-many relationship One-to-one relationship One-to-many relationship Many-to-one relationship None of these Many-to-many relationship One-to-one relationship One-to-many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a piece of data is stored in two places in the database, then both (a) and (b) changing the data is one spot will cause data inconsistency storage space is wasted it can be more easily accessed None of these both (a) and (b) changing the data is one spot will cause data inconsistency storage space is wasted it can be more easily accessed None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a one-to-many relationship, the entity that is on the one side of the relationship is called a(n) ________ entity. instance parent child subtype instance parent child subtype ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an archetype and an instance of that archetype. False True False True ANSWER DOWNLOAD EXAMIANS APP
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